avail的现在完成时怎么写？

avail的近义词有：avail, benefit, profit,use, apply, employ, utilize, avail, exploit。下面这些动词均含有"有益于，有益"的含义：avail ：较文雅，常见于历史小说、演说或讲道中，较少用于日常话语，侧重功效或效力。benefit ：通常既可指个人情况(如身体、智力或精神状态等)的好转或改善，又可指对实现某个目标等带来的好处。 profit ：着重于物质方面的受益，常用...

avail的第三人称单数（三单）为：avails...

avail的一般过去时为：availed...

n.效用，利益vt.& vi.有益于，有益于，使对某人有利...

avail的近义词/同义词有：service, advantage, worth, value, benefit, profit, gain, use, help, advantage, worth, assistance, utilize, convenience, befriend, profit, use, service, sake, value, benefit, help, utility。n.avail的近义词（效用;利益...

His efforts were to no avail.他徒劳无功。We tried to keep him alive but to no avail.我们全力抢救他,但却徒劳无功.They tried artificial respiration but it was of no avail.他们试做人工呼吸,可是无效....

avail的现在进行时为：availing...

avail的复数形式为：avails...

avail的音标：avail的英式发音音标为：[ə'veɪl]avail的美式发音音标为：[ə'vel]...

With of water Qujiu a car Zhao Lehuo of fuelwood, the metaphor of no avail.用一杯水去救一车着了火的柴草, 比喻无济于事.He had the duty receptionist almost jumping through hoops for him. But to no avail.值班的接待员几乎为他费尽了力气，但还是没用。The speediest suc...

The trickling filter and activated sludge efficiencies cited required primary sedimentation and effluent circulation.列举的生物滤池与活性淤泥法的效率就需要初次沉淀和回流.Work with other Depts. to improve efficiencies , professionalism and client ...

我慢慢追上了跑在我前面的人.I was slowly closing on the runner ahead of me.他速度太快,猛地撞上了前面的车.He was going too fast and rammed into the car in front.浓雾弥漫,司机看不清前面的路.It was so foggy that the driver could hardly make out the way ahead....

cultivate的音标：cultivate的英式发音音标为：['kʌltɪveɪt]cultivate的美式发音音标为：['kʌltəˌvet]...

n.铁钛（合金）...

The police have been given extra powers to entrap drug traffickers...警方已经被进一步授权诱捕毒贩。entrap sb. into doing sth.诱使某人做某事It was indeed a clever plan to entrap his opponent, but in the end he was hoist by his own petard.设圈套陷害...

别再把额外的工作派给她了, 她已经忙不过来了.Don't give her any extra jobs; she's snowed under already.为什么把倒霉的活全派给我了?Why should all the unpleasant things be pushed off on to me?他派给凯撒一支六千人的部队.He sent caesar a force of six thousand me...

碳水化合物部分由半乳糖,葡糖胺, 岩藻糖和唾液酸组成.The carbohydrate portion is made of gala ctose, glucosamine, fucose and sialic acid.抗菌抗菌漱口水都包含有效成分--太葡糖酸盐.Commonly prescribed are anti - microbial mouthwashes containing the active ingredient c...

舞虻...

endorsed的音标：...

n.发行者...

n.（肺）空洞造影照片...

“密度”的英语可以翻译为：density，thickness，[物]density，consistency ...

The usual vehicles of dispersal are wind ( anemochory ), water ( hydrochory ).通常传播的媒介物是风 ( 风播 ), 水 ( 水播 )....

几何逆向工程中的光顺曲线重构问题本质上属于回归问题.The problem of construction of smoothing curve is actually regression problem.采用基于变形B样条曲线的光顺拟合的方法, 建立有限元方程.Based on deformable B spline curve, the finite element solution was given.整个光顺过程无须迭代或优化...

n.肉末( hash的名词复数 )，肉丁土豆泥，（尤指电话上的）#号v.肉末( hash的第三人称单数 )，肉丁土豆泥，（尤指电话上的）#号...