trace的现在完成时怎么写？

trace的第三人称单数（三单）为：traces...

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...

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的复数形式为：traces...

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...

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的一般过去时为：traced...

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

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hypercone的音标：hypercone的英式发音音标为：['haɪpəkəʊn]hypercone的美式发音音标为：['haɪpəkoʊn]...

“司法”的拼音为：sī fǎ...

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A blade guard is fitted to protect the operator.为保证操作人员的人身安全安装了桨叶保护罩。A sharp blade is likely to nick the skin and draw blood.锋利的刀刃可能会划伤皮肤，导致出血。The soil sticks to the blade and blocks the plough.土粘在犁铧上，卡住了犁。...

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战争颠倒是非：杀戮与残忍成了美德。War turns morality inside out: killing and cruelty are virtues.甘地体现了克己、禁欲和自我约束的美德。Gandhi exemplified the virtues of renunciation, asceticism and restraint.谦虚被认为是一种美德。Humility is considered a virtue....

“可赎的”的英语可以翻译为：[法] expaiable，expiable ...

俄别以东和耶希亚也是约柜前守门的.Obed - Edom and Jehiah were also to be doorkeepers for the ark.于是将以色列神的约柜运到那里去.And they carried the ark of the God of Israel about thither.他们就把神的约柜送到以革伦.So they sent the ark of God to Ekron....

Read these notes carefully and keep them for future reference.仔细阅读这些注释并将其保留下来以备将来之用。They exchange traveller's cheques at a different rate from notes.他们兑换旅行支票时依据的汇率跟兑换现钞时不同。Watson has a wonderful voice, with thrillin...

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Michigan的音标：...

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“皮上层”的拼音为：pí shàng céng...

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