She rolled over and propped herself up on her elbows.她打了个滚，然后用胳膊肘把自己撑了起来。He propped his elbows upon a greasy counter.他的双肘撑在满是油污的柜台上。His sleeves were rolled up to his elbows.他的袖子卷到了肘部。...

电阻...

[电] 常用于无线电底板的非磁性合金...

n.细胞性，多孔性，细胞结构...

The heliograph must thus be carefully aligned in the first instance.回照器在开始时就要小心地对准....

Weller的音标：Weller的英式发音音标为：['welə]Weller的美式发音音标为：['wɛlɚ]...

v.涂瓷釉于，给…上瓷漆，给…上彩饰( enamel的过去式和过去分词 )...

enthelioma的音标：enthelioma的英式发音音标为：[enθɪlɪ'əʊmə]enthelioma的美式发音音标为：[enθɪlɪ'oʊmə]...

n.溃疡形成...

vt.列名在陪审名单，（为审理某一案件）挑选（陪审团）...

n.嗳气( belch的名词复数 )，喷吐，喷出物v.打嗝( belch的第三人称单数 )，喷出，吐出，打（嗝），嗳（气）...

Immediately, Daniel cut in on Joanne's attempts at reassurance.乔安妮刚要作保证，丹尼尔就把她打断了。Howe carefully cultivated Daniel C. Roper, the Assistant Postmaster General.豪谨慎地和邮政副部长丹尼尔·C.罗珀拉近关系。Daniel leaned back on the sofa, st...

压铝...

From childhood, he was evidently at once rebellious and precocious.从儿时起，他就明显地既叛逆又早熟。He grew older and more rebellious.他长大了，也越发叛逆了。He has always had a rebellious streak .他总是有点倔强。...

adj.引起惊异的，不可思议的，非凡的，神乎其神...

n.潜伏期，骤退...

counsels的音标：...

含气小房...

Brunel was compelled to admit failure.布鲁内尔被迫承认失败.Brunel constructed railway bridges.布鲁内尔造了一座座铁路桥....

基准钻孔...

delicacy的音标：delicacy的英式发音音标为：['delɪkəsi]delicacy的美式发音音标为：['dɛlɪkəsi]...

makroskelic的音标：makroskelic的英式发音音标为：[meɪk'rəʊskelɪk]makroskelic的美式发音音标为：[meɪk'roʊskelɪk]...

Listen to Monica's conversation with the bellhop.听一下莫尼卡与旅馆侍者的对话.Please have a seat, and the bellhop will be right with you.请坐一下侍者马上就过来.Shall I call the bellhop?我帮您叫行李员好 吗 ?...

resolutely的音标：resolutely的英式发音音标为：['rezəlu:tlɪ]resolutely的美式发音音标为：['rɛzəˌlutlɪ]...

v.驱散，赶跑( dispel的现在分词 )...

n.红砷镍矿...

modeled的音标：modeled的英式发音音标为：['mɒdld]modeled的美式发音音标为：['mɒdld]...

keelhaul的第三人称单数（三单）为：keelhauls...

cancel的近义词有：abolish, cancel, repeal。下面这些动词均含"取消，废除"之意abolish ：正式用词，指彻底废除某种制度、规章或习俗。cancel ：用法广泛，多指取消债务、合同、证书、比赛、旅行、计划或约会等。repeal书面用词，指撤销立法机关通过的协议、法案或法律等。...

n.自信，自信心...