lift-off imminent
即将发射
successful lift-off
发射成功
lift-off sequence
发射序列
lift-off point
发射点
pre-lift-off checks
发射前检查
lift-off delayed
发射延期
lift-off occurred
已发射
preparing for lift-off
准备发射
initial lift-off
初步发射
lift-off confirmed
确认发射
lift-off imminent
即将发射
successful lift-off
发射成功
lift-off sequence
发射序列
lift-off point
发射点
pre-lift-off checks
发射前检查
lift-off delayed
发射延期
lift-off occurred
已发射
preparing for lift-off
准备发射
initial lift-off
初步发射
lift-off confirmed
确认发射
探索常用高频词汇