Concave grating
[化] 凹面光柵
?? 醫學釋義
凹光柵
?? 詞語組成解析
concave
['k?n'keiv]
n. 凹面，成凹形;
adj. 凹的;
vt. 使成凹形;
grating
[['greiti?]]
n. 光柵, 摩擦, 摩擦聲\\na. 令人氣惱的, 刺耳的
??? 情景例句
His car's burning oil.
他的車燒油。
Please look at the data of this first chart.
請看第一幅圖表的數據。
No, they're still working on it.Let's go into the garage and have a look at it.
沒有，他們還在修呢。我們到車庫去看一下吧。