bum的一般过去时怎么拼写

bum的复数形式为：bums...

bum的第三人称单数（三单）为：bums...

bum的现在完成时为：bummed...

bum的现在进行时为：bumming...

n.流浪者，屁股，狂欢作乐，笨蛋，废物vt.乞讨vi.流浪，闲荡adj.质量低劣的，无价值的，无价值的，残废的，很不愉快的...

bum的音标：bum的英式发音音标为：[bʌm]bum的美式发音音标为：[bʌm]...

Can I bum a cigarette off you?可以向您要支烟吗?Why don’t you stop behaving like a bum and get this place cleaned up?你不要再像一个懒鬼的样子，赶紧把这地方收拾一下好吗？He looks like a bum who's been drowning his sorrows in sleazy dives.他看起来象个游手好闲之辈,...

Mind if I bum a cigarette?能给我一支烟吗？He knows you're getting a bum deal.他知道你在做一笔烂生意。John lost his job and went on the bum.约翰失业后过着流浪生活....

n.运算法则，演算法，计算程序...

ashtuff的音标：ashtuff的英式发音音标为：[æʃ'tʌf]ashtuff的美式发音音标为：[æʃ'tʌf]...

“函件”的拼音为：hán jiàn...

Officials from Greenwich Observatory have the clock checked twice a day.格林威治天文台的职员们每天对大钟检查两次.The Royal Greenwich Observatory was founded to observe and catalogue the stars.当初创立皇家格林尼治天文台就是为了观察星体并对其进行编目。Few museums could r...

be restricted to的音标：be restricted to的英式发音音标为：[bi: rɪ'strɪktɪd tu:]be restricted to的美式发音音标为：[bi rɪ'strɪktɪd tu]...

repay的音标：repay的英式发音音标为：[rɪ'peɪ]repay的美式发音音标为：[rɪ'pe]...

happen的一般过去时为：happened...

n.无用的人，废物，浪子...

The result of these trends is the rapid deindustrialization of Britain.这种趋势发展的结果是英国迅速非工业化....

roved的音标：...

You can see the iridescence on their faces.你可以看到他们脸上的彩虹色。The huge pool of blood in front of her was already assuming the iridescence of coagulation.她面前那一滩血,已经凝结了起来,显出五光十色.The costs of melanin - based plumage and iridesce...

dematerialisation的音标：dematerialisation的英式发音音标为：[di:mətɪərɪəlaɪzeɪ'ʃən]dematerialisation的美式发音音标为：[dimətɪərɪrlaɪzeɪ'ʃən]...

她不再是那个轮番变幻的魔女了.She was no longer the alternate succubus.青蛙魔女立刻现出了原形,逃走了.Frog Witch immediately show and the frog witch escaped.许多儿童书都描述施用魔法的魔女.Many children's'books describe witches who cast a spell....

self-confidence的反义词有：diffidence。n.self-confidence的反义词（自信）：diffidence。...

hobnobbed的音标：...