Obligatory treaty
[经] 固定分保合同
🧩 词语组成解析
🗣️ 情景例句
In fact, I'd like your autograph.
事实上 我想要你的签名。
I will take a train.
我将去搭火车。
and the search for oil has done more to improve deep drilling than any other mining activity.
寻找石油比其他任何采矿业对改进深孔钻探作的贡献都要大。