7岁的孩子中1/4以上都不会正确地做加法运算。More than a quarter of seven year-olds cannot add up properly.你谅必在商店里见过现金收入记录机,它基本上只能做加法运算.In shops you will have seen cash registers which basically can only add.这个小女孩不太善于做加法.The little girl is no...
In spring, farmers are busy furrowing the fields.春天, 农民忙于犁地.The gasoline's machine is used for mowing, flooding , furrowing, every kind of machine power supply.我公司为农机产品开发的动力源, 该产品主要是用于收 、 、 、等机械....
This area is always tender to the touch if the intestines are not functioning properly.如果肠功能不正常，这个部位碰一下就会感到疼痛。Problems arise when the body’s immune system is not functioning adequately.免疫系统不能充分发挥作用时，身体就会出现问题。The authorit...