Frequent need to stand, stoop, walk, sit, reach, demonstrate manual dexterity, talk, hear and see.

频繁的坐立、行走、弯腰、示范操作及对话、倾听，观察。

youdao

Frequent need to stand, stoop, walk, sit, reach, demonstrate manual dexterity, talk, hear and see.

频繁的坐立、行走、弯腰、示范操作及对话、倾听，观察。

youdao