Three trees can do the job of 15 air conditioners running al

Three trees can do the job of 15 air conditioners running al three trees can do the jobs of 15 air——(condition) The air conditioners can cool the air.英语解释句子 All the air-conditioners are (of good quality). The ways ( ) air-conditioners work to "clean" the air can in 1.Trees can cool the air. 翻译：　The machine can do the work of three people three quarters of the mountain__with trees air-conditioners是什么意思 __them can do the job. He () can do the job They are running _____ the trees up into on of