Light fittings with metal parts should always be earthed.有金属部件的照明装置都应该走地线。He carefully earthed up the roots of the newly - planted tree.他仔细地在新栽的树的根部培上土.It is desirable that compensating cables be run in earthed conduit.补...
The fact I was wearing a seat belt saved my life.我系着安全带，所以幸免于难。The car seat belt slotted into place easily.汽车坐椅安全带很容易扣上。He unbuckled his seat belt.他解开了坐椅安全带。...
He fearlessly lammed into his attackers, and soon they all fled away.他勇猛无畏地痛打袭击者, 很快他们都逃跑了.He appealed for information from anyone who saw the attackers.他呼吁任何看见袭击者的人提供信息。They issued an ultimatum to the police to rid an a...