Chemical correct fuel-air ratio
[化] 理論恰當油氣比
?? 詞語組成解析
fuel
['fju?l]
n. 燃料;（為身體提供能量的）食物;（維持、增加感情的）刺激物;競選提神（或興奮）劑（一種健怡可樂，飲用后能使人精力充沛地從事競選活動）;
vt. 給…加燃料，給…加油;激起;
vi. 補充燃料;
fuel 表”燃料”;
air
[??]
n. 天空;氣氛;空運;（簡單易記的）曲調;
vt.& vi. 晾曬;烘干;播送;廣播;
vt. 使房間通風， 透氣;
ratio
['rei?i?u]
n. 比，比率;比例;系數;
vt. 求出比值，除，使…成比例;將（相片）按比例放大[縮小];
??? 情景例句
Are you making progress?
你有進展嗎？
This nation is noted for its scientific accomplishments.
這個國家以科學成就聞名。
One young calf especially enjoyed raising a turtle to the surface with his snout and then shoving him across the tank like an aquaplane.
一只小海豚特別喜歡用鼻子把海龜推到水面，然后像滑水板一樣把海龜從水池的這一邊推到那一邊。