Gestation sac
[醫] 妊娠囊
?? 詞語組成解析
gestation
[[d?e'stei??n]]
n. 妊娠, 妊娠期, 孕育, 醞釀\\n[醫] 妊娠, [受]孕
sac
[s?k]
n. （動植物組織中的）囊，液囊;
abbr. 縮寫 = (US) Strategic Air Command 戰略空軍司令部。;
??? 情景例句
Grandpa really loves his family, doesn't he?
爺爺確實很愛這個家， 是嗎？
Which foot hurts?Is it the left one?
哪個腳受傷?是左腳？
He tried to escape but was followed and caught.
他曾經試圖逃跑，但是被人追上來抓住了。