backpack是什么意思？

backpack的复数形式为：backpacks...

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....

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...

“警报”的拼音为：jǐng bào...

ulcerate的现在完成时为：ulcerated...

除砂...

daucosterol的音标：daucosterol的英式发音音标为：[dɔ:'kɒstərɒl]daucosterol的美式发音音标为：[dɔ'kɒstərɒl]...

Chronic granulomatous disease ( CGD ) is an inherited immunodeficiency disease.慢性肉芽肿病 ( CGD ) 是一种遗传性的免疫缺陷疾病.human immunodeficiency virus or HIV人体免疫缺陷病毒，即HIVOropharyngeal candidiasis due albicans is a frequent opportunist...

“花招”的拼音为：huā zhāo ...

“再构成”的英语可以翻译为：[医] recomposition，reconstititution ...

mayoralty的复数形式为：mayoralties...

“外接圆”的英语可以翻译为：[计] circumcircle ...

[医][=fractional distillating tube]分馏柱，分馏塔...

calamite的音标：calamite的英式发音音标为：['kæləmaɪt]calamite的美式发音音标为：['kæləˌmaɪt]...

棉屑肺痨...

anchorages的音标：...

“苊”的英语可以翻译为：[化] （碳氢化合物的一类） acenaphthene （媒染剂） ...

她对日语的熟谙使我惊奇.Her familiarity with Japanese surprised me.合格的外语教师还很缺乏, 尤其是教法语和日语的.There is a shortage of well qualified teachers of foreign languages, especially of French and Japanese.日语学校惨淡经营,学日语的学生人数每况愈下.With student enr...