Arc detector
[電] 電子檢驗器
?? 詞語組成解析
arc
[ɑ:k]
n. 綜合癥狀;弧（度）;天穹;電弧，弧光。;
vi. 形成拱狀物;循弧線行進;
abbr. American Red Cross. 美國紅十字會;
??? 情景例句
Would you get me some more water, please?
麻煩你再幫我加點水，行嗎？
A man of words and not of deeds is like a garden full of weeds.
講而不做，猶如花園里長滿了荒草。
Burglar alarms going off at any time of the day or night serve only to annoy passers-by and actually assist burglars to burgle.
防盜警報器在白天和黑夜的任何時候都會響起來，它的作用只是騷擾過路行人，而實際上卻幫助竊賊入室行竊。