Embryo sac
胚囊
🧩 词语组成解析
sac
[sæk]
n. （动植物组织中的）囊，液囊;
abbr. 缩写 = (US) Strategic Air Command 战略空军司令部。;
🗣️ 情景例句
Bottle the sound.
将声音装起来呀。
No wonder everyone speak highly of your commercial integrity.
难怪大家都极为推崇你们的商业信誉。
The number of wagging dances per minute told the exact distance to the feeding place.
每分钟跳摇摆舞的次数说明了到喂食点的精确距离。