child-proof

adj (of equipment, appliances, etc) which cannot be operated, opened, damaged, etc by a young child （指设备、 用具等）防儿童的（不能被幼儿开动、 打开、 损坏...的）: Most car doors are now fitted with child-proof locks. 汽车门现在大都装有预防儿童开启的锁.

chicken-hearted, chicken-pox, chicken-run, chickweed, chicle, chicory, chide, chief, Chief Constable, Chief of Staff, chiefly, chieftain, chiffon, chignon, chihuahua, chilblain, child, child benefit, child-bearing, child-minder, childbirth, childhood, childish, childishly, childishness, childless, childlike, children, Chile, chili, chill, chilli, chilli con carne, chilliness, chilling, chilly, chime, chimera, chimera (also chimaera), chimerical,