我们受过这方面的训练。如果你操作不正确，被弹出时的姿势不正确，脊髓就会严重受伤甚至别这还严重。
We train for this and if you don't get it right, and are not in the correct ejection posture, you can sustain severe spinal cord injuries or even worse.
这一级别可用于如下情况，在计费系统中，消息重复或丢失会导致不正确的结果。
This level could be used, for example, with billing systems where duplicate or lost messages could lead to incorrect charges being applied.
别听从善意但不正确的建议。
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