Bursae subcutanea praementalis
[医] 颏前皮下囊
🧩 词语组成解析
n. 囊, 粘液囊( bursa的名词复数 ); [医]（单bursa）囊, 粘液囊
🗣️ 情景例句
Let us try it!
让我们试试吧！
They lived in perfect harmony.
他们相处得十分和睦。
Half an hour later, another man struck a match for a cigarette and this time the whole of the inside of the ship caught fire.
半小时后，又一个工人擦亮火柴想点支香烟，这下整个船舱都起了火。