三的英語翻譯：

three; several; many
【計】 tri
【化】 trimethano-; trimethoxy
【醫(yī)】 tri-

尖的英語翻譯：

needle; piercing; point; sharp; the best of its kind; tip; top
【醫(yī)】 apex; apices; apico-; cusp; cuspis; mucro; point; puncta; punctum; tip

手的英語翻譯：

a bunch of fives; a person doing a certain job; fist; hand; handy; hold; manus
mauley; pud
【醫(yī)】 cheir-; cheiro-; chir-; chiro-; hand; main; manus