Nonabrasive
未磨损的；防磨损的, 抗磨损的
🗣️ 情景例句
it suddenly became real.
一切突然成真了。
What is thelargest industrial center in this country?
这个国家最大的工业区是哪里？
Well, goodbye then. Have you enjoyed your two years in China?
那么再见了。你在中国两年过得愉快吗？