trace的一般过去时怎么拼写？

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...

trace的现在完成时为：traced...

We must trace the source of these noxious gases before they asphyxiate us.在我们被这些有毒气体窒息之前,必须查出其来源.There was a trace of exasperation in his voice.他的声音听上去有些愤怒。The lecture will trace the depiction of horses from earliest tim...

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

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的现在进行时为：tracing...

trace的近义词有：pursue, follow, chase, hunt, trace, track, trail。下面这些动词均含"跟随，追踪"的含义：pursue：指坚持不懈、毫不动摇地紧跟、追赶某人、某物或某个事业。follow：普遍用词，含义最广，多指跟随起引导作用的人或物，跟随的动机可以是善意的，也可能是恶意的。 chase：指快速追赶或决心追踪，褒义贬义均可用。hunt：原义为"追猎、猎取"，现用于指追捕或搜寻逃犯等。t...

trace的复数形式为：traces...

trace的第三人称单数（三单）为：traces...

...a charming romance intermingled with scientific fact and prophetic vision.融科学事实和先知远见于其中的一个动人浪漫故事a prophetic utterance预言性意见This ominous warning soon proved prophetic...这个不祥的警告很快证明是有预见性的。a book that was prophetic of fut...

“表面的”的英语可以翻译为：exterior，external，[医] superficial，superfieialis，ostensible ...

mesomorphism的音标：mesomorphism的英式发音音标为：[mi:səʊ'mɔ:fɪzəm]mesomorphism的美式发音音标为：[misoʊ'mɔfɪzəm]...

他帮她脱去袍子。He helped her off with her robe.他脱去了短上衣。He divested himself of his jacket.春天到了,脱去笨重的冬装真让人高兴.It's good to fling off heavy clothing now that spring is here....

n.解码器...

adj.潮湿的，不完全干燥的( damp的最高级 )...

一团粉尘在他周围扬起。The powdery dust rose in a cloud around him.一驶出内防波堤，我们就扬起了所有的船帆。Once outside the inner breakwater, we began to unfurl all the sails.她抬起头，眉毛扬起，意味深长地看着我。She looked up at me significantly, raising an eyebrow....

n.愿望，希求...

缺钙的...

air hostess的复数形式为：air hostesses...

letter of credit的复数形式为：letters of credit...

“掌部的”的英语可以翻译为：metacarpal ...

OBJECTIVE To improve the quality stand of baicalin ( for injection ).目的提高黄芩苷原料 ( 注射用 ) 的质量标准.Objective : To explore the quantitative method for Baicalin in Xiaoshilidan Pills.目的: 探索消石利胆丸中黄芩苷的定量方法.Objective : To study the...

There's a cemetary in my head, and I don't want to be left for dead.客死异乡的坟墓已呈现在脑海里, 我不想就这么死去.There's a battle raging in my head, and I don't wanna be left for dead.我脑海的思想斗争一直在肆虐着, 我不想就这么死去....

cronk的音标：cronk的英式发音音标为：[krɒŋk]cronk的美式发音音标为：[krɒŋk]...