?切断序列
... 切断 shut off 切断序列 shut off sequence 关机 shutdown ...
Some additional maneuvers and engine shut-off checks are expected before the final docking sequence.
WSJ: SpaceX Craft Rehearses Moves
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。