You may be a little rusty, but past experience and teaching skills won't have been lost.

你可能会有点生疏，但过去的经验和教学技巧不会丢了的。

《柯林斯英汉双解大词典》

After the meal, they felt rusty, and stiff-jointed, and a little homesick once more.

饭后，他们感到浑身生疏，关节僵硬，又有点想家了。

youdao

I had a student come by yesterday and ask he's a little rusty in his math skills if he should take this course.

昨天有个学生来问我，他的数学技能有点生疏了，是否应该选这门课。

youdao

Others though, I want to tell you that it doesn't-- if you're shopping-- I had a student come by yesterday and ask he's a little rusty in his math skills if he should take this course.

其他的,我想告诉你们不必...,如果你还在挑选课程...,昨天有个学生来问我,他的数学有点荒废了,他该不该选这门课

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