avail的现在完成时怎么写？

avail的第三人称单数（三单）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]...

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...

n.效用，利益vt.& vi.有益于，有益于，使对某人有利...

avail的现在进行时为：availing...

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....

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...

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的复数形式为：avails...

avail的一般过去时为：availed...

alienator的音标：alienator的英式发音音标为：['eɪljəneɪtə]alienator的美式发音音标为：['eɪljənˌeɪtə]...

n.对手，敌手( adversary的名词复数 )...

v.毯制的旅行袋( carpetbag的过去式和过去分词 )...

hemihypalgesia的音标：hemihypalgesia的英式发音音标为：[hemi:haɪ'pældʒi:zɪə]hemihypalgesia的美式发音音标为：[hemihaɪ'pældʒizɪr]...

quills的音标：...

“一批”的英语可以翻译为：a batch，a shipment，array，passel，set ...

“嬉弄”的英语可以翻译为：orak ...

fabrics的音标：fabrics的英式发音音标为：['fæbrɪks]fabrics的美式发音音标为：['fæbrɪks]...

子宫定位支持术...

Sean Connery insisted on living dangerously for his new film by performing his own stunts.肖恩·康纳利在他的新片中为求真实，坚持自己出演特技部分。Why not phone your friend Sean Connery?干吗不给你朋友肖恩康纳利打电话?Sean Connery created the role of James Bond for...

Hardware stores have sold out of water pumps and tarpaulins.五金店内水泵和防水油布已经卖光了。That family has carried on a hardware business for five generations.那家已经经营五金生意五代了.Hardware is the mechanical components of a computer.硬件指的是计算机的...

globulin的音标：globulin的英式发音音标为：['glɒbjʊlɪn]globulin的美式发音音标为：['glɒbjəlɪn]...

空气稀薄清新，其间日光蒙眬，寒气逼人。The air was thin and crisp, filled with hazy sunshine and frost.他的政治生涯将近40年，其间起起伏伏。He had a chequered political career spanning nearly forty years.有过交火，其间那名持枪歹徒受伤了。There was an exchange of fire during ...

caseworm的音标：caseworm的英式发音音标为：['keɪswɜ:m]caseworm的美式发音音标为：['keɪsˌwɜm]...

n.小山，山冈( hill的名词复数 )，斜坡，丘陵，冈峦...