metric ton的意思是:公吨。造句:But Shell estimates there are still up to 660 metric tons of crude in the affected pipeline。估计,在受影响的输油管线中依然存在至少660公吨原油。
造句:
The Marine fish culture industry supplied 2,470 tonnes of live Marine fish worth 1.2. Litterbugs left 159 tonnes of waste after the Mid-Autumn Festival last year.