Mfi
abbr. 資金流量指標（Money Flow Index）；平均熒光強度（mean fluorescence intensity）；多點式燃料噴射（MultiPort Fuel Injection）；機械式燃料噴射（Mechanical Fuel Injection）
??? 情景例句
Catching a fish is a lot more complicated than just throwing a worm in the water.
釣魚可不是把魚餌拋進水里那么簡單。
To roar
吠叫
He seems a little nervous.
他顯得有點緊張。