Wans
vt.& vi. （使）变苍白, （使）呈病态（wan的第三人称单数形式）
🗣️ 情景例句
She had to work her way through law school.
她必须半工半读学法律。
It must be rather difficult for us to push any sales if we buy it at this price.
如果我们按这个价格购买，将很能难推销。
This is because we feel pain.
这是因为我们能感到疼痛。