Pronunciation: ˈrəʊt(ə)ri wɪŋ
Parts of Speech: noun
the long airfoil that rotates to provide the lift that supports a helicopter in the air
Definition: Meaning of, constant of gravitation in English to Russian dictionary.
Pronunciation: / ˈkɒnst(ə)nt ɒv;(ə)v ɡravɪˈteɪʃ(ə)n /
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