Toughens
v. （使某物[人]）坚韧, 坚强, 强硬( toughen的第三人称单数 )
🗣️ 情景例句
So I thought you might like it.
所以，我想你可能会喜欢这个。
I want to change some British sterling into Renminbi.
我想把一些英镑换成人民币。
The computer will still be unable to predict whether Princeton,New Jersey, will have sun or rain on a day one month away.
计算机无法推断出1个月以后的某一天，新泽西州的普林斯顿究竟是晴天还是雨天。