Toughest
a. 最坚强的；最坚韧的；最粗暴的；最苛刻的（tough的最高级）
🗣️ 情景例句
She complained, with reason, that she had been underpaid.
她抱怨她的工资一直很低，这也不无道理。
You can stay assured that shipment will be effected according to the contract stipulation.
你尽管放心，我们将按合同规定如期装船。
The price just covers the cost.
这个价格正好抵消成本。