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 ...

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...

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...

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.避孕用具，[药]避孕剂adj.避孕的，避孕用的...

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...

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...

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...

traced的音标：...

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。...

retraces的音标：...

trace的一般过去时为：traced...

retrace的第三人称单数（三单）为：retraces...

trace的第三人称单数（三单）为：traces...

retrace的一般过去时为：retraced...

trace的现在进行时为：tracing...

n.电气-液压靠模仿型铣床...

trace的复数形式为：traces...

小脑外的...

Oral contraceptives are readily available.口服避孕药容易得到.Some barrier contraceptives also help to protect against sexually transmitted infections.有些屏障避孕还有助于预防性传播疾病.Continuous Oral Contraceptives: Are Bleeding Patterns Depende...

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]...

n.步行竞赛，赛跑...

v.折回( retrace的过去式和过去分词 )，回忆，回顾，追溯...

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的现在完成时为：traced...