Aorta arch of
[医] 主动脉弓
🧩 词语组成解析
aorta
[ei'ɔ:tə]
n. 主动脉;
arch
[ɑ:tʃ]
n. 弓形;拱门;拱形物;足弓，齿弓;
vt. （使）弯成拱形;用拱连接;向后弯;
vi. 拱起;成为弓形;
adj. 主要的;首要的;调皮的;淘气的;
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
I didn't realize how late is was.
我不知道已经这么晚了。
Excuse me to have kept you waiting.
对不起让你就等了。
Often a valley boasted no inn at all, and climbers found shelter wherever they could --
山谷里常常没有小客栈，登山者只好随遇而安。