boom的现在完成时怎么写？

The guns went “boom”.大炮发出“轰轰”声。I'm a product of the postwar baby boom.我出生在战后的生育高峰期。The hoped - for boom never materialised.期待的繁荣从未变为现实....a boom year at the cinema, with record advertising revenue and the highest ti...

boom的复数形式为：booms...

The boom of the 1980s led to a taste for petrol-guzzling cars.20世纪80年代的经济繁荣使人们喜欢上高油耗的汽车。The stillness of night was broken by the boom of a cannon.夜晚的寂静被隆隆的炮声打破。An economic boom followed, especially in housing and constru...

boom的音标：boom的英式发音音标为：[bu:m]boom的美式发音音标为：[bum]...

boom的现在进行时为：booming...

boom的第三人称单数（三单）为：booms...

vi.发出隆隆声，快速发展，暴涨vt.以低沉而有回响的声音发出，使繁荣，使迅速发展n.隆隆声，繁荣，激增...

boom的一般过去时为：boomed...

adv.恶棍地，不正地...

v.以利益条件供给资金( grubstake的第三人称单数 )...

异灰毛豆酮...

adv.兴高采烈地，活跃地，愉快地...

“站台”的拼音为：zhàn tái...

self-improvement的音标：self-improvement的英式发音音标为：[self ɪm'pru:vmənt]self-improvement的美式发音音标为：[self ɪm'pruvmənt]...

The calculation methods of tape horizontal buckstay was presented detail.详细介绍了大型电站锅炉绕带式水平刚性梁的计算方法....

closely的最高级为：most closely...

n.胃出血...

iridencleisis的音标：iridencleisis的英式发音音标为：[ɪrɪdənk'lɪaɪzɪs]iridencleisis的美式发音音标为：[ɪrɪdənk'lɪaɪzɪs]...

The will of the majorities is not subject to any limitations.多数人的意志不受任何限制.Overrides require two - thirds majorities in the House and Senate.重议的条件是获得参众两院的 三分之二 同意票数.That the blessing of liberty which our Constitution secu...

smuggler的复数形式为：smugglers...

carom的第三人称单数（三单）为：caroms...

“盈亏”的英语可以翻译为：the waxing and waning of the moon，profit and loss ...

The biological control progress of beet armyworm and the prospect were reviewed.本文综述了甜菜夜蛾生物防治进展以及对生物防治的展望.Deoxypodophyllotoxin have strong development inhibition to armyworm.脱氧鬼臼毒素对粘虫的生长发育有显著抑制作用.Deoxypodophyllotoxin hav...