“膝”怎么读？

呼气，膝部放松向胸部靠拢。Breathe out and ease your knees in toward your chest.他的一条腿不得不从膝部以上截断。He had to have one leg amputated above the knee.麦卡纳利双膝发软，瘫倒在地板上。Mcanally's knees buckled and he crumpled down onto the floor....

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She plumped up the pillow.她使枕头鼓起来.The ducklings plumped into the water.小鸭子扑嗵扑嗵跳入水中.At last we plumped for the new house rather than the old one.最后我们选定新房子,不要那旧房子....

choirboy的复数形式为：choirboys...

n.围攻者，围攻军( besieger的名词复数 )...

absently的近义词/同义词有：negligently, listlessly, inadvertently, musingly, indifferently, distractedly, sloppily, inattentively, thoughtlessly, dreamily, abstractedly, carelessly, absentmindedly, heedlessly, forgetfully, unmind...

foredoom的第三人称单数（三单）为：foredooms...

“六”的拼音为：liù...

adj.挑选出来的，精选的，上帝所选的v.挑选( choose的过去分词 )，选择，选定，喜欢...

n.公会，银行团，（数家公司或银行联合组成的）财团，联营企业（ consortium的名词复数 ）...

hit the books的音标：...

perform的反义词有：neglect, neglect。vt.perform的反义词（履行;完成;做）：neglect。perform的反义词（其他释义）：neglect。...

The instructors were slacking on the job.教员们对工作松松垮垮.He had never let a foreman see him slacking.他从未在哪个工头面前表现出丝毫懈怠。The rain was slacking and we were moving along.雨稀松下来,而我们又走动了....

implore的一般过去时为：implored...

chain的第三人称单数（三单）为：chains...

Community leaders want to strengthen controls at external frontiers.社区领导想要加强对小区外围的管理。Human acts have repercussions far beyond the frontiers of the human world.人类行为所产生的影响远远超出人类世界的范围.They are highly interested in the front...

packers的音标：...