backpack的复数形式怎么写？

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A backpack is a Viking helmet - neither should be a crowed train.背包像维京海盗的头盔一样,不应该带上拥挤的火车.He squirmed out of the straps of his backpack.他扭动身体，挣开背包的肩带。Looking back, she feels she should never have hung up her backpack.回首过去...

backpack的音标：backpack的英式发音音标为：['bækpæk]backpack的美式发音音标为：['bækˌpæk]...

Looking back, she feels she should never have hung up her backpack.回首过去，她觉得自己真不该放下背包不再徒步旅行。He squirmed out of the straps of his backpack.他扭动身体，挣开背包的肩带。This suitcase, and a backpack.这个手提箱和背包....

“叶兹定”的英语可以翻译为：foliozidine ...

“确定的”的拼音为：...

hinsdalite的音标：hinsdalite的英式发音音标为：[hɪnz'dælaɪt]hinsdalite的美式发音音标为：[hɪnz'dælaɪt]...

徽章也有卖的，2.5英镑一枚。Badges are also available at a cost of £2.50.这种徽章有20种不同的颜色和形状。The badges come in twenty different colours and shapes.他的制服上有上尉徽章。His uniform bore the insignia of a captain....

摘要叙述了采用高效液相色谱法测定棉隆原药含量的方法.A method was developed for the determination of dazomet by HPLC....

seventeen的音标：seventeen的英式发音音标为：[ˌsevn'ti:n]seventeen的美式发音音标为：[sev(ə)n'tin]...

decalso的音标：decalso的英式发音音标为：['dekəlsəʊ]decalso的美式发音音标为：['dekəlsoʊ]...

Drinks and liquors were served, but these were of small comfort.种种饮料都端了上来, 但这不过是小小的安慰.The ammonium chloride is neutralized by vaporizing and thickening from mother liquors.而吸附钼后剩下的母液蒸发、浓缩、结晶出氯化铵,可用作农用化肥.Light liquors are...

“检查”的拼音为：jiǎn chá...

考虑一下你对投保的看法也许有所助益。It might be worthwhile to consider your attitude to an insurance policy.该飞机的投保价值高于它的实际账面价值。The insured value of the airplane was greater than its book value.在为意外事故、疾病与失业投保之前一定要考虑清楚。Think carefully befor...

china的音标：china的英式发音音标为：['tʃaɪnə]china的美式发音音标为：['tʃaɪnə]...

London's musical life might become as exciting as Berlin's.伦敦的音乐生活可能会变得像柏林的一样令人兴奋。Which of them has more musical talent is open to debate.他们之中谁更有音乐天赋还未有定论。The drum is one of the oldest musical instruments.鼓是最古老...

vi.（尤指为逃避工作）诈病，装病...

Bucaleni的音标：...

苜蓿酮...