Tooth profile
[机] 齿形
🧩 词语组成解析
tooth
[tu:θ]
n. 牙;齿;齿状部份;
vt. 给…装齿;
vi. 啮合;
profile
['profaɪl]
n. 侧面，半面;外形，轮廓;[航]翼型;人物简介;
vt. 描…的轮廓;给…画侧面图;为（某人）写传略;[机]铣出…的轮廓;
pro向前，在前+file纱线→前面的线条→轮廓；侧面像
🗣️ 情景例句
We had this part of the conversation
我们正谈到这儿
He went to the post office to mail a letter.
他去了邮局寄信。
The clouds had come down so suddenly we had no warning.
乌云突然出现，我们丝毫没有觉察。