常見例句雙語例句BEVEL PROTRACTOR : A tool for measuring an angle or marking angles.量角器：一種可以測量和標(biāo)記角度的工具。Shown here with a wooden handle. The bevel is set from a protractor.這一款有一個(gè)木把手，斜角要卡在量角器上。 返回 bevel protractor