retain的一般过去时怎么拼写？

retain的近义词有：keep, retain, reserve, preserve, conserve, withhold。下面这些动词均有"保持，保存"的含义：keep：最常用词，指长时间牢固地保持或保存。retain：指继续保持。reserve：正式用词，指为了将来的用途或其他用途而保存、保留。preserve：主要指为防止损害、变质等而保存。conserve：一般指保存自然资源，保全人的精力、力量等。withhold：指扣住不...

retain的现在进行时为：retaining...

retain的现在完成时为：retained...

retain的反义词有：abandon, discard, abandon。vt.retain的反义词（保留,保持）：abandon, discard。retain的反义词（其他释义）：abandon。...

We shall retain our rights.我们将保留我们的权利。You must retain your school reports.你必须将学习成绩单保存好。Lungs retain relatively insoluble particulate material.肺脏内留有不溶解的颗粒物质.They may be expected to retain an important place in radiation d...

retain的音标：retain的英式发音音标为：[rɪ'teɪn]retain的美式发音音标为：[rɪ'ten]...

retain的第三人称单数（三单）为：retains...

retain的近义词/同义词有：hold, save, preserve, keep, maintain, preserve, maintain, keep, hold, employ, save。vt.retain的近义词（保留;维持）：hold, save, preserve, keep, maintain。retain的近义词（其他释义）：preserve, maintain, keep, hold, employ, save。...

Daily facial exercises help her to retain the skin's elasticity.每天做面部运动帮助她保持皮肤弹性。Disney will retain a 51 percent controlling interest in the venture.迪斯尼将保留该项目51%的控股权。Vegetables should retain some firmness and should...

vt.保持，留在心中，记住，雇用，付定金保留...

meliorating的音标：...

n.含羞草氨酸...

The brakeman concatenated two freight cars.制动员把两节货车连结到一起。The brakeman coupled two freight cars.制动员把两节货车连结到一起....

codlin的音标：codlin的英式发音音标为：['kɒdlɪn]codlin的美式发音音标为：['kɒdlɪn]...

kriegspiel的音标：kriegspiel的英式发音音标为：['kri:gspi:l]kriegspiel的美式发音音标为：['krigˌspil]...

Ancient scrolls were found in caves by the Dead Sea.死海旁边的山洞里发现了古代的卷轴。...a handsome suite of chairs incised with Grecian scrolls.一套雕刻着古希腊式涡卷形装饰的造型美观的椅子The Dead Sea Scrolls support the dating of the Old Testament.死海古卷证实了旧约...

bastardize的现在完成时为：bastardized...

The great damage to property has been caused by the force majeure.财产的严重损害是由不可抗力事由造成的.The breakdown and the damage caused by the Force majeure.因不可抗力造成的故障或损坏.Any equipment damaged by reasons of nature disaster or force maj...

Lord Swan was made a life peer in 1981.斯旺勋爵于1981年受封终身贵族。The team's mascot is a giant swan.这个队的吉祥物是只大天鹅。The swan flapped its wings noisily.天鹅大声地拍打着翅膀。...

I got a severe telling off for not phoning him.我因为没给他打电话，被狠狠训斥了一顿。They kept phoning and writing, badgering me to go back.他们不停地给我打电话、写信，软磨硬泡要我回去。Send them an email—it's a lot less hassle than phoning.给他们发个电邮吧，这比打电话省事...

海果纲...

babbles的音标：...

“本能的”的英语可以翻译为：instinctive，natural，unconditioned，involantary ...

dinitrobenzene的音标：dinitrobenzene的英式发音音标为：[daɪˌnaɪtrəʊ'benzi:n]dinitrobenzene的美式发音音标为：[daɪˌnaɪtroʊ'benzin]...

Alismataceae的音标：...