Efi
abbr. 电子控制燃油喷射系统（electronic fuel injection）
🗣️ 情景例句
Well, it won't be easy.
嗯， 不很容易。
A faithful friend is hard to find.
益友难得。
or through hiring it, the total expense can be far less than the cost of hotels.
总费用算起来要比住旅馆开支少得多。