Vfr
abbr. [航]目視飛行規(guī)則（visual flight rules）
??? 情景例句
Look, they have a special offer on leather shoes.
看，他們這兒皮鞋有特殊優(yōu)惠。
Believe no tales from the enemy.
切莫輕信敵人。
Should we invite Susan to the party?
要請?zhí)K三參加舞會嗎？