Prefluxing
预涂熔剂
🗣️ 情景例句
I can assure you that as long as you stay at home, you're safe.
我可向你保证，只要你呆在家里就会很安全。
I'm not myself today.
我今天心神不安。
We have our evening meal at about a quarter past six.
我们6：15分左右吃晚饭。