1.【航】(使)(船)驶出船坞[驶离码头]
2.【宇】(使)(会合后的宇宙飞船)在宇宙空间中相脱离
1.to detach something, or become detached, from a space station or another spacecraft in space
1.Discovery undocks from the space station Sunday for the two-day journey home.
“发现号”将于星期日脱离空间站踏上两天的归途。