drive system
noun
1
- the part of an engine, computer, or mechanical device which brings about its dynamic movement（发动机、计算机或机构装置的）驱动系统。
2
- Austral./NZ a method of felling trees in hilly country, in which one at the top of a hill is allowed to topple on to others which have been partly cut through, thus felling them in turn〈澳/新西兰〉连锁倒地伐木法（山坡上最高处的树被砍倒下时撞击下面已经过部分砍伐的树木使之相继倒地）。