Solabar
多硫化钡
🗣️ 情景例句
I've been moonlighting for years.
我几年来一直兼职。
I have too much work to do to take time off for fun and games.
我工作多得没有游戏玩乐的时间。
My grammar is improving, but I find idioms and useful expressions hard to learn.
我的语法在进步，但我发现习语和有用表达很难学。