foolproof
adj. 不会错的；极简单的；可靠而操作简便的；傻瓜式的
近义词：safe，tight，resistant，secure，guaranteed，infallible，fail-safe，perfect，sure-fire，goof-proof，goofproof，unfailing，
英英释义
Adjective
- not liable to failure;
"a foolproof identification system" "the unfailing sign of an amateur" "an unfailing test"
Verb
- proof against human misuse or error;
"foolproof this appliance"
例句
用作形容词(adj.)
- No system can ever be completely foolproof.没有一个系统可以完全不出错的。
- They adopted a foolproof identification system.他们采用了一种绝对可靠的识别系统。