adj.沙的，沙质的，多沙的...

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...

enface的第三人称单数（三单）为：enfaces...

grace的音标：grace的英式发音音标为：[greɪs]grace的美式发音音标为：[ɡres]...

阿尔法纤维素...

[化] 丙炔，甲基乙炔...

Chenopodiaceae的音标：...

dibenzanthracene的音标：dibenzanthracene的英式发音音标为：[dɪ'benzænθreɪsi:n]dibenzanthracene的美式发音音标为：[dɪ'benzænθreɪsin]...

diacetylmonoxime的音标：diacetylmonoxime的英式发音音标为：[dɪeɪsɪtɪl'mɒnɒksaɪm]diacetylmonoxime的美式发音音标为：[dɪeɪsɪtɪl'mɒnɒksaɪm]...

Usage in thermal places where range of household appliance, illuminative lamps, industrial machinesarc operated.适用于各种电子电器 、 照明灯具 、 工业机器、电热制品等高温场所的绝缘保护.Men in the post office classify mail according to places it is to go....

In 1861, they managed to place fourteen women in paid positions in the colonies...他们在1861年设法把14名女性安排到殖民地有报酬的职位上。She arrived early to secure a place at the front...为了能占个靠前的位置，她提早到了。There is a place in London that supplies...

I accepted his challenge to run a race.我接受了和他赛跑的挑战.I run a race the wind. hula, I always run ahead of wind.我和风赛跑. 呼啦, 我总是跑在风的前面....

Burmanniaceae的音标：...

丙酮...

乙酰胂胺二乙胺盐...

grace的第三人称单数（三单）为：graces...

grace的现在进行时为：gracing...

spaces的音标：...

This morning's launch of the space shuttle Columbia has been delayed.原定今早“哥伦比亚”号航天飞机的发射已被推迟.The space shuttle undertook a topsecret mission with a military payload under Pentagon control.航天飞机执行一项绝密使命,使军用酬载由五角大楼控制.Th...

They have maintained their optimism in the face of desolating subjugation.面对遭征服的悲惨命运，他们保持了乐观的态度。The cold, misty air felt wonderful on his face.雾蒙蒙，寒冷的空气使他脸上感觉很舒爽。He will now face a disciplinary hearing for having an affa...

furfuraceous的音标：furfuraceous的英式发音音标为：[ˌfɜ:fjʊə'reɪʃəs]furfuraceous的美式发音音标为：[ˌfɜfjʊ'reɪʃəs]...

trace的第三人称单数（三单）为：traces...

I don't think we should have been there in the first place.我认为我们从一开始就不该在那儿。I'm amazed they had the cheek to ask in the first place.我真惊讶他们当初竟然有脸问。What brought you to Washington in the first place?最初是什么让你来到华盛顿的？...

Racegoers的音标：...

acetonation的音标：acetonation的英式发音音标为：[eɪstəʊ'neɪʃən]acetonation的美式发音音标为：[eɪstoʊ'neɪʃən]...

acephatemet的音标：acephatemet的英式发音音标为：[əkɪ'feɪtɪmet]acephatemet的美式发音音标为：[əkɪ'feɪtɪmet]...

衣原体科...

displace的反义词有：establish, place。vt.displace的反义词（换置;免职;取代）：establish, place。...

In business a poker face can be very useful.生意场上，不动声色会非常有用。She managed to keep a poker face.她一直努力板着脸。He wore a poker face during police questioning.在警察侦讯时,他一直面无表情....

醋葡醛内酯...