Operose
a. 费力的, 吃力的, 勤勉的, 用功的, 冗长乏味的
🗣️ 情景例句
Have you ever been to a buffet dinner?
你去吃过自助餐吗？
I've studied the reports of past meetings.
我学习了以往的会议记录。
Bonny, take the next dirt track on the left. That will take us down into the valley.
波尼，沿着左边的下一个土路走。我们将沿路而下进入河谷。