→ priv:是1:15，its = gasoline's 03/18 08:52
→ priv:只有當汽油和它重量約15倍的空氣混合時，化油器才能順暢運作 03/18 08:54
→ yesloveme:感謝大大 03/18 11:49
考題:TOEFL
題目：Only when mixed with about fifteen times its weight in air does
gasoline allow the carburetor to run smoothly.
提問：搞不清楚 到底是油比空氣是15:1 還是1:15? its在本句表示甚麼呢?
請大大幫忙嚕!
感謝
--
※ 發信站: 批踢踢實業坊(ptt.cc)
◆ From: 165.123.217.132