An EKG test measures the rate and regularity of your child's heartbeat.心电图能够测量出孩子的心跳的速度和规则性.Objective To assess the EKG occurring in acute barium poisoning.目的探讨急性钡中毒时心电图异常的临床意义.I leaned over the EKG machine.我倚着心电图机....
Industrial effluent often causes a problem to people's health.工业废水常常危害人们的健康.Effluent from the sedimentation tank is dosed with disinfectant to kill any harmful organisms.沉降池中的废水中加入了消毒剂，以消灭所有有害微生物。Dangerous effluent ...
I first started cruising in yachts with temperamental petrol engines.我刚开始驾驶游艇航行时，艇上的汽油发动机老出毛病。Vickers machine-guns could be temperamental.维克斯机枪有时会出故障。He is very temperamental and critical.他好使性子，还爱挑毛病。...
The tree fell, pinning him to the ground.树倒了, 把他压在地上动弹不得.Kath pouted, still pinning up her hair.凯丝噘噘嘴, 仍在夹着头发.The women were checking over their groceries and pinning their big red shawls about their heads.妇女们开始清点她们买的杂货,...