Lhds
abbr. laser hole drilling system 激光钻孔系统
🗣️ 情景例句
there will be a surprise.
会有一项让你惊喜的事。
How long will I have to wait?
我要等候多久呢？
Litter baskets have been placed under the trees, but people still throw their rubbish everywhere.
树下都已设置了废物筐，但是人们仍到处扔垃圾。