Apospory is found in some mosses and ferns.
无孢子生殖存在于一些苔藓和蕨类植物中。
| 单词 | ferns |
| 例句 |
英语例句库
Apospory is found in some mosses and ferns. 无孢子生殖存在于一些苔藓和蕨类植物中。 Ferns grow in shady and moist places. 羊齿类植物生长在阴暗潮湿的地方。 Apomixes is comparable to the conditions of apogamy and apospory, which are seen in many ferns. 在许多蕨类植物中常见的无融合生殖包括无配子生殖和无孢子生殖。 The ultrastructure of the blepharoplast and the multilayered structure (MLS) in the fern Osmunda cinnamomea var. 精子发育过程中的生毛体和多层结构的超微结构进行了研究。 Ferns were the first terricolous vascular plants, and still comprise an important part of primary productivity of ecosystems. 蕨类植物是最早登陆的维管植物，至今仍然是生态系统初级生产力的重要组成部分。 Rhizoid A unicellular rootlike structure found in certain algae and in the gametophyte generation of the bryophytes and some ferns. 在一些藻类、苔藓植物和裸子植物配子体中存在的由单个细胞形成的类似根的结构。 The Kizilsu palynofloras are characterized by the dominance of coniferae, abundance of schizaeaceous ferns and presence of primitive angiospermous pollen. 克孜勒苏群孢粉组合以松杉目的优势、真蕨目海金沙科的显赫和原始被子植物的出现为特征。 Indusium The flap of tissue, derived from the placenta, that encloses the developing sporangia in the sorus of a fern. 是一种起源于胎座（应为叶表皮译者注）的瓣片状组织，覆盖在蕨类植物孢子囊群中正在发育的孢子囊上。 Here in the rainforest, the giant ohia lehua trees and hapuu ferns provide protective canopy to an amazingly diverse collection of plants and animals. 就在这片雨林中，高大的ohia lehua树和那叫hapuu的蕨类植物给丰富得令人惊奇的动植物撑起了一把保护伞。 Homosporous ferns produce sporophytes by intra gametophytic selfing, inter gametophytic mating, or apogamy.Gametangium ontogeny, genetic load, and ploidy affect the mating system of each species. 摘要同型孢子蕨类的孢子体可经由同配子体自交、异配子体交配两类配育系统或以无配生殖的方式产生，异配子体交配又可分为异配子体自交和异配子体异交两种方式。 Characteristics: Terrestrial ferns; stipes tuft, backlish at base; young fronds pinnaye with wider pinnae, when getting older, the fronds become bipinnate or tripinnatifid with slender pinnules. 地生，叶柄丛生，基部黑色；较年轻的叶子一回羽状复叶，较老的叶子二回或三回羽状复叶。 声明：以上例句、词性分类均由互联网资源自动生成，部分未经过人工审核，其表达内容亦不代表本软件的观点；若发现问题，欢迎向我们指正。
原声例句
包法利夫人（上） Long ferns by the roadside caught in Emma's stirrup. 路边有些长长的羊齿草，老是缠住艾玛的脚镫。 《卫报》（文章版） Dillenius divided cryptogams into " fungi" and " musci" , excluding ferns and equisetums. 狄勒纽斯将隐花植物分为“真菌”和“藓类”，但不包括蕨类植物和木贼属植物。 Crash Course 植物学篇 Another type of seedless vascular plant is ferns, also known as monilophytes. 另一种无籽维管植物是蕨类植物，也被称为单生植物。 地球全纪录 There are mosses and ferns everywhere, some at least a hundred feet tall. 放眼望去，尽是苔藓和蕨类，有些至少有30公尺高。 Crash Course 植物学篇 And some ferns hardly make leaves at all, like whisk ferns and horsetails. 有些蕨类植物几乎不长叶子，比如刺蕨和马尾草。 地球脉动 第二季 （原声版） These particular ferns, figs and orchids live only on the branches of other trees. 这些蕨类、无花果和兰科植物只寄生在其他树木的树枝上。 暮光之城：暮色 He held me for a moment, then carefully placed me on the springy ferns. 他搂着我，片刻之后，小心地把我放到那片柔韧的蕨类植物上。 Scishow 精选系列 So don't count on your poor desk fern to fix all of your indoor air problems. 所以不要指望你桌面那可怜的植物可以净化室内空气问题了。 CNN 10 学生英语 2018年5/6月合集 Over 160,000 varieties of orchids, ferns and other climbing plants have been planted in the trees. 超过16万种的兰花、蕨类植物和其他攀缘植物都已栽在树上。 吹小号的天鹅 One small tree grew on the island, and there were rocks and ferns and grasses. 岛上有棵小树，还有岩石，蕨草和青草。 美国小学英语6 How many ferns and lichens will grow on the north walls of a rocky slope! 北面的陡峭斜坡上有很多蕨类植物和地衣。 小妇人（双语原版） Amy was sketching a group of ferns, and Jo was knitting as she read aloud. 艾米在对着一簇羊齿草写生，而乔则是一面朗诵一面打绒线。 美国小学英语4 A little Elf was hiding in the fern. 一个小精灵藏在蕨类植物里。 万物简史 Horsetails and tree ferns grew to heights of fifty feet, club mosses to a hundred and thirty. 杉叶藻和桫椤长到l5米的高度，石松长到40米的高度。 暮光之城：暮色 The way was mostly flat, and he held the damp ferns and webs of moss aside for me. 一路上几乎非常平坦，他为我把潮湿的蕨类植物和密布的苔藓拨到一边。 暮光之城：暮色 It was unmarked, barely visible among the ferns. 这条路没有任何标记，在一片蕨类植物中隐约可见。 自然百科 There was this picture of venus as a kind of primitive, steamy earth complete with giant tree ferns and dinosaurs. 金星上有一种原始、巨树蕨类和恐龙，及非常热的地球的感觉。 侏罗纪搏击俱乐部 Because it was so heavily armored, it could only eat low vegetation, so ferns and cycad plants and low-lying shrubs. 因为它身披重甲，只能吃到较低的植物就是蕨类、苏铁类植物和低矮的树丛。 夏洛的网 Fern came slowly down the stairs. 弗恩慢慢地一步一步下楼。 美国原版语文第二册 So, day after day, Davy hunted the woods for the prettiest flowers, and the most dainty ferns and mosses. 于是，大卫每天都到森林里去寻找漂亮的花，以及最可口的蕨类和苔藓。 |
| 随便看 |
|
英语例句辞典收录519880条英汉例句词条，基本涵盖了全部常用单词的造句方法及例句，是英语学习的有利工具。