Fog density
[化] 灰霧密度
?? 詞語組成解析
fog
[f?ɡ]
n. 霧;煙霧;迷惑;割后再生的草;
vt. 以霧包圍;使模糊;使迷惑;
vi. 為霧籠罩;朦朧;照片（模糊）;
??? 情景例句
Closed for repairs.
關(guān)門整修。
Would you like me to get you a cab?
要我替你叫出租汽車嗎？
Though he managed to take a number of brilliant photographs, he could not stay near the volcano for very long.
盡管他設(shè)法拍了一些十分精彩的照片，但他卻不能在火山附近停留太長(zhǎng)的時(shí)間。