trace的音标：trace的英式发音音标为：[treɪs]trace的美式发音音标为：[treɪs]...

They traced the van to a New Jersey car rental agency.他们查出面包车属于新泽西州的一家租车行。The psychiatrist successfully traced some of her problems to severe childhood traumas.这位精神病学家将她的一些问题成功地追溯到她童年时代遭受的严重创伤。I traced the course of the ...

vt.跟踪，追踪，追溯，探索，探索，查找vi.沿着一小径或道路前进，可以追溯的n.痕迹，踪迹，微量，极少量，[植]（脉）迹，痕迹...

extracellular的音标：extracellular的英式发音音标为：[ˌekstrə'seljʊlə]extracellular的美式发音音标为：[ˌekstrə'seljʊlə]...

Perhaps the simplest approach to extracellular digestion is that employed by saprophytes.细胞外消化最简单途径也许是腐生生物所利用的方法.Some extracellular proenzymes may be activated by secreted lysosomal proteinases.有些细胞外酶原能被分泌的溶酶体蛋白酶所激活.Othe...

美利蒽...

retrace的现在进行时为：retracing...

v.折回( retrace的第三人称单数 )，回忆，回顾，追溯...

n.踪迹( trace的名词复数 )，[电子学]示踪，挽绳v.描绘( trace的第三人称单数 )，追溯，发现，跟踪...

adj.可追踪的，起源于...

n.避孕用具，[药]避孕剂adj.避孕的，避孕用的...

Lovelock's principled nonconformity can be traced to his childhood.洛夫洛克自成一套的特立独行可以追溯到他的童年时期。They traced the van to a New Jersey car rental agency.他们查出面包车属于新泽西州的一家租车行。Explorers traced the Nile River to its several he...

retrace的第三人称单数（三单）为：retraces...

Brand's keen ear caught the trace of an accent.布兰德敏锐的耳朵听出了口音。Now draw or trace ten dinosaurs in ascending order of size.现在按照体型由小到大的顺序画出或是临摹出10只恐龙。There was a trace of exasperation in his voice.他的声音听上去有些愤怒。...

trace的一般过去时为：traced...

The sarcoplasmic reticulum is a system of intracellular membranes.肌浆网属于细胞内膜系统.In order to fuse, intracellular vesicles have to move within the cell.为了融合, 细胞内的囊泡必须在细胞内运动.The reactions may be extracellular or intracellular...

trace的复数形式为：traces...

traced的音标：...

retraces的音标：...

trace的第三人称单数（三单）为：traces...

retrace的一般过去时为：retraced...

n.电气-液压靠模仿型铣床...

backtrace的音标：backtrace的英式发音音标为：['bæktreɪs]backtrace的美式发音音标为：['bæktreɪs]...

trace的现在进行时为：tracing...

autotrace的音标：autotrace的英式发音音标为：['ɔ:təʊtreɪs]autotrace的美式发音音标为：['ɔtoʊtreɪs]...

What should recuperate of home of costal bone retrace notice?肋骨骨折回家疗养应该注意些什么?She turned around and began to retrace her steps towards the house.她转身沿原路向那栋房子走去。You might find your ticket if you retrace your steps back to t...

小脑内的...

n.步行竞赛，赛跑...

n.避孕药，避孕用具( contraceptive的名词复数 )...

The service covers contraceptive advice and health checks, and is available free.服务项目包括避孕建议和健康检查，并且免费提供。It was at that time she started taking the contraceptive pill.她就是从那个时候开始服用避孕药的。There are two types of contraceptive ...