Ombredanne's mask
[醫] 翁布雷丹氏面罩(乙醚麻醉面罩)
?? 詞語組成解析
mask
[m?sk]
n. 面具;假面具;用作掩飾的事物;護膚膜;
vt. 掩飾;戴面具;用面具遮住，掩蓋，掩飾;
vi. 戴面具;隱瞞，掩飾;
??? 情景例句
in a horse and carriage.
坐馬車。
Don't leave.
不要離開。
We informed him that the fissure extended for fifty years and was tow feet wide and four feet deep.
我們告訴他那個大裂縫長50碼，寬2英尺，深4英尺。