clean和clear

clean the room

clear [简明英汉词典]

[kliE]

adj.清楚的, 清晰的, 清澈的, 光亮的, 空旷的, 有条理的

adv.清楚地, 完全地

v.扫除, 清除, 晴, 跳过, 净得

CLEAR [简明英汉词典]

=Closed Loop Evaluation and Reporting 闭回路鉴定与报告

clean room [简明英汉词典]

n.绝对无尘室