backpack的复数形式怎么写？

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...

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

independent的反义词有：dependent。adj.independent的反义词（独立的;自由的）：dependent。...

Particle sizes of pulverized coals are analyzed by Malvern MAM 5004 Laser Mastersizer made in United Kingdom.煤样的颗粒粒度由英国Malvern公司的MAM5004型激光粒度分析仪测定.The museum's P.R. man was going to be dragged over the coals for sur...

小白狗满脸疑惑地望着它,嗅到一股陌生的凶气和野味.The little dog stares suspiciously at the old wolf.他们用长矛或木制曲形飞镖猎取野味.They hunt game with spears or a curved wooden boomerang.好猎手的餐桌上总是不缺野味的.A good hunter always has game on the table....

“皂石”的拼音为：zào shí...

inclement的近义词/同义词有：rough, severe, stormy, cold, harsh, cruel, cold, harsh, severe, cruel, rough, stormy。adj.inclement的近义词（天气恶劣的;冷酷的）：rough, severe, stormy, cold, harsh, cruel。inclement的近义词（其他释义）：cold, harsh, severe, crue...

n.测力学，测功学，测功法...

“配药”的拼音为：pèi yào...

flashers的音标：flashers的英式发音音标为：[f'læʃərz]flashers的美式发音音标为：[f'læʃərz]...

Shrinkage and dispersed shrinkage are the special waster of ductile iron.缩孔和缩松是球墨铸铁特有的废品现象.The metallocene is summarized as strata, lithology, structure, and especially brittle - ductile shear zone.该区金矿的控矿条件为地层岩性和构造, 特别是...

长划被使用在莫尔斯电码中.The dash is used in Morse code....

socialism的音标：socialism的英式发音音标为：['səʊʃəlɪzəm]socialism的美式发音音标为：['soʊʃəlɪzəm]...

n.法林（游戏中的地名）...

algaecide的音标：algaecide的英式发音音标为：['ældʒəsaɪd]algaecide的美式发音音标为：['ældʒəˌsaɪd]...

“施舍”的拼音为：shī shě...

我相信埃莉诺所做的工作会在妇女中有所成效。Eleanor's work among the women will, I trust, bear fruit.我期盼着能与他建立长期而有成效的合作关系。I am looking forward to a long and successful partnership with him.他们对于立法成效心存疑虑。They are skeptical about how much wi...