单词	slide-rule
释义	请查阅词条：slide rule
随便看	be-of-the-same-mind be of two minds be-of-two-minds be-on be on about be-on-about be on a collision course be-on-a-collision-course be on a hiding to nothing be-on-a-hiding-to-nothing be on (an) equal, firm, etc. footing be-on-an-equal-firm-etc-footing be on another planet be-on-another-planet be on an upward/downward trajectory be-on-an-upward-downward-trajectory be on a roll be-on-a-roll be-on-ass be on a war footing be-on-a-war-footing be-on-back be-on-best-behavior be-on-best-behaviour be on cloud nine