Petersen's bag
[医] 彼得逊氏袋(直肠吹张袋)
🧩 词语组成解析
bag
[bæɡ]
n. 袋，囊，枕套;钱包，手提皮包，财富;〈英俚〉大量，很多;
vt. 把。。装入袋中，猎获;捕获;得分;抢占;
vi. 松散地垂挂;鼓胀;
🗣️ 情景例句
It's just so lovely.
它是那么可爱。
Where can you pick up your suitcase?
你在哪里取你的手提箱呢？
and he estimated that there were more than 2,250,000 in one acre;
他估计每英亩草坪里有225万多只蜘蛛。