They tried to purge metal of dross.

他们试图清除金属熔化时浮升表面的渣滓.

辞典例句

To hover, the Maglev requires less power than its air conditioning equipment.

列车浮升所需功量低于车辆空调设施所需.

互联网

The average velocity of droplet swarm is muchdiffrent from that of a single drop.

测试表明液滴群的浮升速度同单液滴有显著不同.

互联网