🗣️ 情景例句
get some background on the job.
了解这项工程的一些背景。
John has extracurricular activities. He's on the football team.
约翰有课外活动。 他参加了足球队。
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。