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pernicious的近义词/同义词有：hurtful, malignant, injurious, mortal, destructive, fatal, deadly, harmful, damaging, detrimental, detrimental, mortal, hurtful, black, malignant, damaging, deadly, destructive, disadvantageous, accur...

The cook is in charge of the kitchen helper.这位厨师负责管理厨工.The plumber's helper passes him tools.水暖工的助手把工具递给他.His research reveals a " helper's high. "他的研究揭示了 “ 给予者的快乐 ” 这种说法....

adj.绝望的，由绝望而引起的，铤而走险的，孤注一掷的，急切的，极度渴望的...

appertain的现在进行时为：appertaining...

You weren't allowed to entertain men in your rooms even with a chaperone.即使你有监护人陪同，也不允许在房间里招待男性。When returning from a trip, shake the hand of every chaperone.实地教学返回时, 要与每位陪同老师握手告别.Purpose : To evaluate the molecular...

perfumes的音标：...

n.允许，批准，正式认可，认可...

co-operate的一般过去时为：co-operated...

operative的反义词有：inoperative。adj.operative的反义词（活动的;生效的）：inoperative。...

n.节制（尤指饮食），节欲，戒酒...

vi.滤，渗透，（思想等）渗透，渗入vt.（用渗滤壶）煮（咖啡），渗滤...

n.骑马奔驰的人，飞驰的马，旋转木马，轻野炮...

pepper的音标：pepper的英式发音音标为：['pepə(r)]pepper的美式发音音标为：['pɛpɚ]...

n.弹回，返回，反响，影响，（光、声等的）反射，浮动诊胎法...

repercussion的复数形式为：repercussions...

n.制桶工人...

peril的第三人称单数（三单）为：perils...

hyperlink的第三人称单数（三单）为：hyperlinks...

The way he sings Beijing opera is a bit off.他的京剧唱得不是味儿.He assumed a posture and began to sing a part in a Beijing opera.他拉开架子,唱起了京剧.Some elder people enjoy Beijing opera immensely.有些上了年纪的人非常喜爱京剧....

shopkeeper的复数形式为：shopkeepers...

whimper的一般过去时为：whimpered...

perennial的音标：perennial的英式发音音标为：[pə'reniəl]perennial的美式发音音标为：[pə'rɛniəl]...

hyperthermalgesia的音标：hyperthermalgesia的英式发音音标为：[haɪpəθɜ:məl'dʒi:zɪə]hyperthermalgesia的美式发音音标为：[haɪpəθɜməl'dʒizɪr]...

periods的音标：periods的英式发音音标为：['pɪrɪədz]periods的美式发音音标为：['pɪrɪrdz]...

She tilted the dipper , drew a deep breath and drank swiftly.她端着勺子深深闻了一下,便迅速喝起来.She took the wet gourd dipper from him, her nostrils wrinkling in distaste at the reek.她从波克手里接过湿淋淋的长柄葫芦勺, 鼻孔立即被酒气刺激得皱起来.See if you can find ...

disperses的音标：...

n.血铜过多，高铜血...

perforate的第三人称单数（三单）为：perforates...

n.（系统）管理程序...