unionize
(UK usually unionise) ['ju:.ni.ən.aɪz] verb transitive
■to organize workers to become members of a union 使加入工会•They're about to launch a campaign to unionize workers at all major discount supermarkets in the area.他们准备发起一场运动，号召本地区所有大型折扣超市的员工都加入工会。 •unionized employees/labour/workers加入工会的雇员／劳动者／工人 |