pencil的一般过去时怎么写？

n.铅笔，彩色铅笔，笔状物，画风，画法，[物]光线锥vt.用铅笔写，用画笔画...

He picked up a pencil and toyed with it idly.他捡起一支铅笔，无所事事地摆弄着。With a lip pencil, outline lips and fill them in.用唇线笔勾出双唇的轮廓，然后涂上唇膏。Give your brows extra definition with Outdoor Girl'sEyebrow Pencil in Brown.用“户外女孩”品牌...

pencil的现在进行时为：pencilling...

pencil的第三人称单数（三单）为：pencils...

pencil的复数形式为：pencils...

pencil的音标：pencil的英式发音音标为：['pensl]pencil的美式发音音标为：['pɛnsəl]...

pencil的现在完成时为：pencilled...

He pulled the stub of a pencil from behind his ear.他从耳后拿出一小段铅笔头。Fill in gaps by using short, upward strokes of the pencil.用铅笔向上短短地勾画几道来填充空白。He cut his finger while sharpening a pencil.他削铅笔时把手指割破了.The pencil is in the pen...

emptied的音标：emptied的英式发音音标为：['emptɪd]emptied的美式发音音标为：['emptɪd]...

bossed的音标：bossed的英式发音音标为：[bɒst]bossed的美式发音音标为：[bɒst]...

roll的第三人称单数（三单）为：rolls...

Boopidae的音标：...

n.生物声纳（某些动物在运动时利用自身产生的声反射的制导系统）...

edifice的近义词/同义词有：structure, building, construction, establishment, structure, facility, establishment, construction, pavilion, building。n.edifice的近义词（建筑物）：structure, building, construction, establishment。edifice的近义词（其他释义...

“器”的英语可以翻译为：implement，utensil，organ，ware ...

The body must dissipate heat as fast as it produces it.人体散发热量必须和产生热量一样快.He wound down the windows to dissipate the heat.他摇下窗子来散热。One of the ways to dissipate perspiration is by convection.散发汗水的一种方法是通过对流作用.Electromagnets ...

His shoe size, not where he's off to, that one you pass off as yourself.他的鞋子尺码, 非他所往之地, 用以欺世盗名的身份....

差翅亚目...

hetaeillin的音标：hetaeillin的英式发音音标为：[he'ti:ɪlɪn]hetaeillin的美式发音音标为：[he'tiɪlɪn]...

functioning的音标：functioning的英式发音音标为：['fʌŋkʃənɪŋ]functioning的美式发音音标为：['fʌŋkʃənɪŋ]...

n.[人名] 贝根，[地名] [印度] 贝贡v.开始（begin的过去分词）...

依样画葫芦的摹写...

apartment的复数形式为：apartments...