by weight 与by the meter 什么时候要加the 什么时候不加the 是特例还是有规律weight、length这种抽象名词不加冠词,dozen这种表示单位的名词加冠词 这种说法正确吗

by weight by the kilogram 为什么是by weight而不是bu the weight? apples are often sold ____ in the market.A.in weight .B.by the weight .C.by weight 900ppm by weight 选择：fish are sold ____while cloth is sold ____A.by the weights;by meters B.in weight;in metersC.in weight;by the meter D.by weight;by the meter concen-tration percent by weight by weight 与by the meter 什么时候要加the 什么时候不加the 是特例还是有规律weight、length这种抽象名词不加冠词,dozen这种表示单位的名词加冠词 这种说法正确吗 is taken by me与taken by me 的区别 Take me by the hand and stand by my side. by weight（英语问题）您好!“按重量计算” 是：by weight .但“按千克计算” 是：by the kilo .类似的还有：by the yard 等等.请问,这一类的有什么规律吗?请列举. By the way,how much weight is the invincible Xiaomi?RT 100 gloves by weight 求翻译 the door was closed by me send me the message,by cell 翻译 take me by the hand Take Me By The Hand 歌词 please stand by me all the time the window is opened by me.the window was opened by me.the window is by me opened.the window was opened by me.这四句哪句正确