At work upon
从事于, 忙于
🧩 词语组成解析
at
[æt]
prep. （表示位置）在;在（某时间或时刻）;以，达; 向，朝;
n. 阿特（老挝辅币单位，100 阿特 = 1 基普）;
work
[wɝk]
vt.& vi. 使工作;使运作;操作;使产生效果;
n. 工作，操作;著作;工厂;行为，事业;
vt. 使工作;操作;经营;使缓慢前进;
upon
[ə'pɑn]
prep. 在…上面;当…时候;
🗣️ 情景例句
I earned this, and I'm going to enjoy it.
我辛苦赢得的 我要去享受它。
Who is the man?
那位男士是谁？
If you want to be thinner and healthier, you have to eat less food--and you also have to take more exercise.
“如果你想瘦些、健康些，你就得少吃一点--你还得多运动。”