manipulative

善於操縱他人的、工於心計的、愛耍手段的貶義

He was charming at first, but later proved to be manipulative.

他起初很迷人，後來卻證明是個愛耍手段的人。

操作的、手動操作的正式

Toddlers develop manipulative skills by stacking blocks.

幼兒透過堆疊積木發展手部操作能力。

教具、操作教具常用複數、教育

The teacher uses manipulatives to explain fractions to young students.

老師用操作教具向小學生講解分數。