Lockring
un. 锁环；锁紧环\\n
🗣️ 情景例句
My mother passed away.
我母亲去世了。
Our clients are very critical on quality.
我们的客户对商品的质量是很挑剔的。
There was too much work for our computer to cope with.
我们的计算机要做的工作太多，简直应接不暇。