他们或许讨厌他的营生，但他们要想活下来必须依靠他。They may hate what he does but their survival depends on him.养马确实是个有风险的营生。Horse breeding is indeed a risky enterprise.“ 你瞧干这个营生的,还真得留神,高个子没说错." He was right, in this line you have to be careful....
这些并联的发电机所产生的电流累计在一起,总电流达到500安培.The current from these parallel generators will add up to make a total flow of 500 amperes.这种联合使用的形式包括令人厌烦的串 -- 并联的开关.The latter combination included series - parallel switching mechanisms ...