Caudal sheath
[医] 尾鞘(精子细胞)
🧩 词语组成解析
a. 尾部的, 近尾部的\\n[医] 尾的, 尾侧的
sheath
[ʃi:θ]
n. 护套;鞘;叶鞘;紧身装;
v. 包，盖;
🗣️ 情景例句
It sounded like a dog barking.
听起来像狗叫。
Thank you for your dinner.
谢谢你的晚餐。
Our knowledge of the oceans a hundred years ago was confined to the two-dimensional shape of the sea surface and the hazards of navigation presented by the irregularities in depth of the shallow water close to the land.
100年前，我们只知道海洋是二维平面形的，以及靠近陆地浅水区的深浅不一能给航行带来危险。