Undersides
n. 下侧( underside的复数形式 ); 下部表面; 底面; 底部
🗣️ 情景例句
We have strict procedure around here and we expect all of our staff to follow it.
我们这儿有非常严格的工作程序，希望全体员工遵守。
It's a pencil.
那是一枝铅笔。
It's often cold in December, January and February.It snows sometimes.
12月、1月和2月常常很冷，有时还下雪。