Lefkoweld
环氧树脂类粘合剂
🗣️ 情景例句
Very few people last in this class for the full hour the very first time.
很少人能够第一次撑完一个小时的课。
My country is rich in natural resources.
我国自然资源丰富。
Yes, a lot of people like it. Some are very good at it.
对，许多人喜欢。有些人划得很好。