sjloveyuliqin
掌握”知识的“掌握”用英文怎么说掌握[词典]master;grasp;knowwell;[例句]学生们掌握了小数、百分数和分数。thestudentshadagraspofdecimals,percentagesandfractions.
华师小超
to master; to know well; to grasp; to command to have in hand; to control; to get over sth
芥末花vera
知识掌握: mastery of knowledge掌握: graspRelative explainations: