Operose
a. 费力的, 吃力的, 勤勉的, 用功的, 冗长乏味的
🗣️ 情景例句
to pick up the dog.
把狗领回去了。
I must play my spare time well, or I end up doing nothing.
我必须善于利用空闲的时间，否则生命将会在无所事事中告终。
A short while ago, my sister helped me to carry one of my old bookcases up the stairs.
几分钟前，我妹妹帮我把一个旧书橱抬上了楼。