yawn的现在完成时怎么拼写

yawn的第三人称单数（三单）为：yawns...

yawn的现在进行时为：yawning...

yawn的音标：yawn的英式发音音标为：[jɔ:n]yawn的美式发音音标为：[jɔn]...

yawn的复数形式为：yawns...

The concert was a predictable yawn.果不其然，那场音乐会很乏味。She stretched her arms out and gave a great yawn.她伸了个懒腰，打了个大哈欠。Her yawn suggests that she is sleepy.她打哈欠表示她很困了。The meeting was one big yawn from start to finish.那会议自始至终十分无...

vi.打呵欠，张开，裂开，张开大口n.呵欠，无聊的人或事，裂口...

She stretched her arms out and gave a great yawn.她伸了个懒腰，打了个大哈欠。She makes no attempt to stifle a yawn.她忍不住打了个哈欠。The debate was a mockery. A big yawn.这场辩论实在可笑。简直是无聊透顶。...

yawn的一般过去时为：yawned...

电影以写实开头，然后却发展成为荒诞的幻想。The film starts off realistically and then develops into a ridiculous fantasy.正文开头的文字让我们颇为担心。The first words of the text filled us with misgiving.开头还好好的，后来不知是谁动了拳头。Everything was fine until someone t...

n.暂时的，临时的( provisional的名词复数 )，暂定的...

睑粉瘤...

n.胶子（一种理论上假设的无质量的粒子）...

天体照相机...

applaud的音标：applaud的英式发音音标为：[ə'plɔ:d]applaud的美式发音音标为：[ə'plɔd]...

Differences in the size of eggs depend almost entirely on the amount of accumulated deutoplasm.卵子大小的差异几乎完全取决于所积累滋养质的数量....

shed的现在完成时为：shed...

当心， 注意，警惕...

endotesta的音标：endotesta的英式发音音标为：['endəʊtestə]endotesta的美式发音音标为：['endoʊˌtestə]...

The article was headlined "Tell us the truth".文章题为“告诉我们真相”。The newspapers headlined the story of the astronauts'trip to the moon.报纸大力报导宇航员的月球之行.The news story was headlined " Actress in Distress ".那篇新闻报导加上了"苦恼中的女演员 ...

digitalis的音标：digitalis的英式发音音标为：[ˌdɪdʒɪ'teɪlɪs]digitalis的美式发音音标为：[ˌdɪdʒɪ'teɪlɪs]...

At intervals there were red warning lights.红色警示灯一明一灭地闪着。Kites whooshed above the beach at intervals.风筝在沙滩上空时隐时现。These cars are put at intervals of three meters.这些车每隔三米放一辆....

banteng的音标：banteng的英式发音音标为：['bænteŋ]banteng的美式发音音标为：['bænteŋ]...

However, momentum is always conserved in a collision, whether or not the collision is elastic.然而, 不管碰撞是不是弹性的, 在碰撞过程中动量总是守恒的.CISC was the dominant approach because it conserved memory.CISC是当时占主导的设计方法,因为它节省存储器.He conserved...