英语词汇“He has to rack his brains to liven the class”的翻译、意思、用法、释义-英汉汉英双解词典-爱贷网

词汇	He has to rack his brains to liven the class
释义	He has to rack his brains to liven the class. 他每天都要绞尽脑汁来调动课堂气氛。
随便看	Lungrnu Co-Shuanghu suture zone Lungro lung root lungs lung sac lung-sac Lungsang Lungsang Qu lungs are breathing organs Lungsawi Lungs,Bird Fancier's Lungs,Budgerigar Fancier's lung scan lungs cancer lungs catheter lungs catheter with research tip for x ray lungs catheter with research tip for x-ray lung scintigraphy lung scintiscanning lung sclerosing hemangioma Lungs disease Lung Secret Concern lung segmentation lung separation lung septa