Photorelay
光控繼電器
??? 情景例句
... Oh, oh, I see.... Oh ... certainly.
……嗯 嗯 我知道了?！拧欢?。
Glad to have been of help.
我很高興能給您幫個(gè)大忙。
Something may have happened to her.
她可能發(fā)生意外了。