✅ 同义词
🗣️ 情景例句
you need to work at it, Grandpa.
你得常练它， 爷爷。
To go to his favorite bar after work
下班后到经常光顾的酒吧去
The children were at school, my husband was at work and the house was quiet.
孩子们在上学，我丈夫在上班，家里清静得很。