[ 'giәriŋ ] 现在分词 BNC词频 16872 COCA词频 28021 n. 传动装置 [经] 比例结合, 齿轮作用 n. wheelwork consisting of a connected set of rotating gears by which force is transmitted or motion or torque is changed 原型: gear 现在分词: gearing 英汉双解字典由 ECDICT 提供