Optical profile grinder
[机] 光学轮廓磨床
🧩 词语组成解析
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
grinder
[['graində]]
n. 推磨的人, 研磨者\\n[化] 磨床; 磨木机; 研磨机
🗣️ 情景例句
She sure was.
她小时候很逗人喜爱。
Wanna bet?
要不要来赌？
and we have to lower into the ground and haul out of the ground great lengths of drill pipe which are rotated by an engine at the top and are fitted with a cutting bit at the bottom.
我们必须把很长的钻杆一节节地钻入地下，然后再从地下拉出来。钻杆顶部安装的发动机带动钻杆旋转，它的底部装有钻头。