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air sac的英文翻譯是什麼意思，詞典釋義與在線翻譯：
英英釋義
Noun:
-
a tiny sac for holding air in the lungs; formed by the terminal dilation of tiny air passageways
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any of the thin-walled extensions of the tracheae of insects
-
any of the membranous air-filled extensions of the lungs of birds
air sac的用法和樣例：
例句
- Air bags are a standard feature in most new cars.
氣囊是絕大多數新車具有的基本特點。 - "A sweet temper" is a figurative expression, but "sweet coffee" is not.
"甜蜜的性情"是個比喻的說法，而"甜咖啡"則不是。 - Oxygen and carbon dioxide from the air enter through the stoma.
氧和二氧化碳從空氣中進入氣孔。
