Ergal
铝镁锌系合金
🗣️ 情景例句
We tested it last week on twelve- to fifteen-year-olds,
我们上一周曾在十二岁至十五岁的孩子中试过这项游戏，
I didn't catch that, Could you go over that again?
我没有听清楚，请你再说明一下好吗？
whether or not they wholly alienate landowners and those who live in the countryside.
他们是否弄得土地的主人和乡间的居民同他们反目。