v. (使)坚硬, 变得坚硬( indurate的现在分词 ); 使起老茧, 使无感觉; 变得根深蒂固
🗣️ 情景例句
Is this five-two-one double eight six-four?
这里是521-8864吗?
Please turn the light off when you leave.
离去时请随手关灯。
She always referred to them as 'the shifting population', for they came and went with such frequency that I never even got a chance to learn their names.