词汇	mixing grid
释义	mixing grid 合格架
随便看	know a lesson off pat know a little about know a little English know a little of everything knowall know all know-all know all about know all about Chinese history know all men by these presents know all the answer know all the answers know all the ins and outs of sth know all the moves on the board know all there is to know about know all there is to know about sth know a lot about know a lot of people know a man know a man by his company know a move know a move or two know and agreement Know and avoid common exclusions know and practise