| 开口销 linchpin |
| 开口闭口 every time when one opens on... |
| 开口骂人 break into abuse |
| 开台 begin a theatrical performan... |
| 开台锣鼓 a flourish of gongs and drum... |
| 开合桥 folding bridge |
| 开合桥孔 draw span |
| 开合桥跨 pivot span |
| 开合桥跨墩 pivot pier |
| 开合运动 open and close movement |
| 开名单 make a list of names |
| 开后门 abusing one's powers to secu... |
| 开启 open |
| 开国 found a state |
| 开国元勋 a founding father of a count... |
| 开国大典 the ceremony to proclaim the... |
| 开国纪念日 the founding anniversary of ... |
| 开场 begin |
| 开场制度 open shop system |
| 开场白 prologue opening speech |
| 开坝放水 dam off |
| 开坡拓地 reclaim the hill slopes and ... |
| 开垄沟 make furrows |
| 开垦 open up wasteland for farmin... |
| 开垦地 clearage |
