ro·ta·tion·al
adjective/rəʊˈteɪʃənl/
/rəʊˈteɪʃənl/
[only before noun]- connected with the action of moving in a circle around a central fixed point
旋转；转动 - rotational motion/forces
旋转运动/力
- rotational motion/forces
- regularly changing the thing that is being used in a particular situation, or the person who does a particular job
轮换；交替；换班 - The event is held on a rotational basis in each of the participating countries.
该活动在每个参与国轮流举办。
- The event is held on a rotational basis in each of the participating countries.