Hardfacing
耐磨堆焊
🗣️ 情景例句
He'll do anything to avoid getting down to math lessons,
他老是设法想逃避数学，
We can't recall how long it's been.
我们记不起来经历了多久了。
It's always hot in June, July and August.The sun shines every day.
6月、7月和8月的天气总是炎热的，每天都出太阳。