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单词 pollination drop
例句
原声例句
PBS地球-动物趣闻

Gymnosperms don't make nectar, but they do make nutritious pollination drops that are used for trapping airborne pollen.

裸子植物不产生花蜜,但它们确实产生有营养的授粉滴,用于捕获空气中的花粉。

PBS地球-动物趣闻

And some insects had mouthparts that seemed to be adapted to reach down into these reproductive structures to get the pollination drops.

一些昆虫的口器似乎适合向下伸入这些生殖结构以获取授粉滴。

PBS地球-动物趣闻

Like, organs called nectaries evolved, which delivered tasty nectar rewards to pollinators - these were a new take on the old pollination drops of gymnosperms.

比如, 进化出蜜腺器官,将美味的花蜜奖励给传粉者——这些是对裸子植物旧授粉滴的新诠释。

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