Gas cloud
[天] 氣體云；空氣層；煙氣層；毒云
?? 詞語組成解析
gas
[g?s]
n. 氣體;[礦業] 瓦斯;汽油;毒氣;
vt. 加油;毒（死）;
vi. 加油;放出氣體;空談;
int. 該死?。钊藲鈶嵉娜藨幢凰投練馐姨幩溃?
cloud
[klaud]
n. 云;云狀物;一團;陰影;
vi. 布滿云;顯得陰沉;看起來憂愁）;
vt. 使難以理解;使…朦朧不清;使減少樂趣;混淆;
??? 情景例句
You were wonderful, Harry!
你真是了不起， Harry
By falling we learn to go safely.
吃一塹，長一智。
Oh, I usually come by bus too.
噢，我也常乘公共汽車。