我得不到正常的拨号音.And I can't get a proper dialing tone.等一会儿直到你听到拨号音之后拨号码.Wait till you hear the dialing tone and then dial thenumber.他测试电话线路是否有拨号音.He tests a phone line for a dial tone....
Joy was weeping too, but as a bystander she kept her wits about her.小福子也落着泪, 可是处在帮忙的地位,她到底心里还清楚一点.She had thought to remain a bystander.她想保持局外人的角色.It looks like an innocent bystander was killed instead of you.看起来是一个无辜的旁观...
Ozone is formed in the stratosphere and mesosphere by photochemical processes.由于光化过程,在平流层与中层内产生了臭氧.The mesosphere comprises the rest of the mantle below the asthenosphere.中间圈包括岩流圈以下地幔的其余部分....