Your camcorder should have these basic features: autofocus, playback facility, zoom lens.你的便携式摄像机应该具备以下基本功能：自动聚焦、回放功能、变焦镜头。It's a common or garden washing machine, but it works perfectly well.这是台很普通的洗衣机，只有基本功能，但用起来没有一点儿毛病。Cash machines automate two basic functions of a bank – deposits and withdrawals.柜员机使银行的两个基本功能 — 存款和提款自动化了。