Goldmining
(goldmine 的现在分词) n. 金矿, 成功的企业, 赢得巨利的活动
🗣️ 情景例句
The weather's been very hot lately.
最近天气总是很热。
I wrote several letters on my mother's behalf.
我代表我母亲写了几封信。
'I'm very sorry,' he said.
“实在抱歉，”他说，