Biconditional
[计] 双条件的, 双态的
🗣️ 情景例句
Just follow me, Mr. Johnson.
请跟我来 Johnson先生。
Not all butter that the cow yields.
母牛所产的未必全是黄油。
Country people run wild when they go shopping in the city and stagger home loaded with as many of the exotic items as they can carry.
乡里人进城采购欣喜若狂，每次回家时都买足了外来商品，直到拿不动方才罢休，连走路都摇摇晃晃的。