Photocolorimeter
光比色計(jì)
??? 情景例句
That's all right.
沒(méi)關(guān)系。
No man is the worst for knowing the worst of himself.
沒(méi)有一個(gè)人因?yàn)樗灾钤憔褪亲钤恪?/div>
Have we been introduced?
對(duì)不起，我們彼此介紹過(guò)了嗎？