Thickness vibration
[电] 厚度振荡
🧩 词语组成解析
🗣️ 情景例句
I just spoke with Charley Rafer.
我刚和Charley Rafer通了电话。
They've promised to keep both we quality and the quantity of the 300 bicycles in conformity with the contract stipulations.
他们已承诺那300辆自行车的质量和数量一定与合同规定相吻合。
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。