All organic and metallic residues on the wafers must be removed.片子上所有的有机和金属残留物均必须清除.Both the R groups are alkoxy residues.两个R基团都是烷氧基.For determining potency and residues by microbiological assay technique . Especially fo...
他说他会再打过来，就突然挂断了电话。He said he'd call again, and hung up on me.浅色是挂放图画或镜子很有效果的衬托。Light colours provide an effective backdrop for pictures or a mirror.他的工作服挂在厨房里的挂钩上。His work jacket hung on the peg in the kitchen....
He became entangled in legal disputes.他陷入法律纠纷之中。The deal ended after a series of rancorous disputes.经过一连串充满敌意的争吵，交易泡汤了。For the most part the Germans kept out of local disputes...德国人通常不卷入地区冲突。We have renounced the use of ...