The dog wagged its tail with pleasure.那条狗高兴得直摇尾巴.He wagged a disapproving finger...他摇晃着手指表示不同意。He wagged a disapproving finger.他摇晃着手指表示不同意。She wagged her finger with mock severity.她故作严厉地摆了摆手指.She wagged a finger under hi...
那位演唱者的姐姐用钢琴给她伴奏.The singer was accompanied at / on the piano by her sister.这个节目评选出流行歌曲的最佳演唱者.The program searches for the best young singers of popular songs.演唱者由他的学生担任钢琴伴奏.The singer was accompanied at the piano by his ...
结果运用聚酰胺柱层析一次分离,获得有效成分高良姜素.Results Galangin was obtained step column chromatography of polyamide only once.结果运用聚酰胺柱层析 - 次分离,获得有效成分高良姜素.Results Galangin was obtained by on - step column chromatography of polyamide only onc...