swab的一般过去时怎么写？

swab的现在进行时为：swabbing...

swab的现在完成时为：swabbed...

swab的第三人称单数（三单）为：swabs...

swab的复数形式为：swabs...

n.（医用的）拭子，药签，（用拭子取下的）化验标准vt.用拭子拭抹或擦净（某物），（用拖把、抹布等）擦洗（某物）...

to take a throat swab用棉签从咽部采集化验样品Administer the salve to the sunburned area with a cotton swab.请用棉药签把药膏敷在晒伤的地方.She used cotton wool to swab her wounds when they bled.伤口渗出来的血水需要棉花来抹掉....

swab的音标：swab的英式发音音标为：[swɒb]swab的美式发音音标为：[swɑb]...

argon的音标：argon的英式发音音标为：['ɑ:gɒn]argon的美式发音音标为：['ɑrgɑn]...

可怜的简对这次聚会真有些不知所措。Poor Jane was in rather a spin about the party.他的双腿和他庞大身躯的其他部分相比瘦得可怜。His legs were pitifully thin compared to the rest of his bulk.她发现弗朗西丝躺在床上，哭得十分可怜。She found Frances lying on the bed crying pitiably....

v.微颤，抖动( quiver的第三人称单数 )，使震动...

Compared with the iodometry, spectrophotometry needs less reagents andstabile and safe.与碘量法相比, 分光光度法试剂用量少、人为因素影响小,对环境和操作者危害小....

n.固定，使停止流通...

allover的音标：allover的英式发音音标为：['ɒl'əʊvə]allover的美式发音音标为：['ɒl'oʊvə]...

adj.得天独厚的，有利的，占有利位置的...

CG的音标：...

七十五岁了,他的身躯还是挺直的.At 75 he is still erect.他的双臂必须拚命支撑着,才能保持挺直的姿势.He had to hold himself upright with both hands.他年事已高,过去挺直的腰板弯了.Age had bowed his once straight back....

“细高跟”的英语可以翻译为：continental heel ...

gingivoplasty的音标：gingivoplasty的英式发音音标为：[dʒɪɡɪ'vɒplæstɪ]gingivoplasty的美式发音音标为：[dʒɪɡɪ'vɒplæstɪ]...

我们的跑垒者在跌交前跑得又快又有成效.Our runner was going great guns until he tripped and fell.击出二垒安打:以二垒安打使跑垒者上垒或得分.To advance or score ( a runner ) by hitting a two - base hit.跑垒者滑进二垒.The runner slid into second base....

不正常燃烧...

fogy的音标：fogy的英式发音音标为：['fəuɡi]fogy的美式发音音标为：['foɡi]...

n.逃避现实，空想...