Sacrococcygeus anticus
[医] 骶尾前肌
🧩 词语组成解析
[解]骶尾肌
[医] 前的
🗣️ 情景例句
He always seems such a happy guy.
他似乎永远是个快乐的人。
Sorry, but she is out.
很抱歉，她出去了。
Later we learnt that there was a very important person on board.
后来我们才得知，飞机上坐了一位非常重要的人物。