manipulatives
plural of manipulative
Initialism of phase-shift keying. / Initialism of pre-shared key.
simple past tense and past participle of have bats in one's belfry
In the manner of something that attempts or succeeds in predicting, anticipating or expecting.
先生は色とりどりの操作教材を使って、生徒たちが分数を理解するのを助けました。
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