| 单词 | 管形结构 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔hypanthium〕The ringlike, cup-shaped, or tubular structure of a flower on which the sepals, petals, and stamens are borne, as in the flowers of the rose or cherry.隐头花序：一朵花的环形、杯形、管形结构，此结构中有萼片、花瓣、雄蕊，比如玫瑰或樱桃的花里美国传统〔siphuncle〕A tubelike structure in the body of a shelled cephalopod, such as a nautilus, extending through each chamber of the shell.体管：通过外壳中每一腔的有壳头足类（如鹦鹉螺）体内的管形结构美国传统 |
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