去年签署了很多石油合约，以后还会签署更多。

A slew of oil contracts was signed last year; more will follow.

youdao

沙特阿拉伯有很多石油。

Saudi Arabia has a lot of oil.

youdao

乘坐公共汽车。坐公共汽车每年可以节省很多石油。

Ride the bus. Taking a bus saves a lot of oil every year.

youdao

乘坐公共汽车。坐公共汽车每年可以节省很多石油。

Ride the bus. Taking a bus saves a lot of oil every year.

youdao