Triceps brachii
肱三头肌
🧩 词语组成解析
n. 三头肌\\n[医] 三头肌; 三头的
[医]（拉）臂
🗣️ 情景例句
Terrific!
了不起！
That depends.
那得看情况而定。
It is because his feet move on, but his head stays still.
这是因为他的脚动了，而他的头保持着静止。