Single breech presentation
[医] 纯臀先露, 伸腿臀先露
🧩 词语组成解析
single
['sɪŋɡl]
adj. 单一的;（打斗、比赛等）一对一的;惟一的;适于一人的;
n. 单程票;（旅馆等的）单人房间;[复数]（高尔夫球一对一的）二人对抗赛;[常用复数][美国、加拿大英语]未婚（或单身）男子（或女子）;
vt. 挑选;
vi. 作一垒手;
n. 后膛, 臀部\\nvt. 给...装上炮尾, 给...穿上裤子
🗣️ 情景例句
or else my father will get really angry.
要不然我爸爸会很生气。
Beard the lion in his den.
老虎头上捉虱；太岁头上动土。
After it had passed, they swam on as quickly as they could because they knew that the boat would soon return.
快艇过去之后，他们以最快的速度向前游去，因为他们知道快艇马上就要转回来。