If you feel intense pain in your chest, exhale and return to the surface immediately.

如果你觉得你的胸口剧痛，立即呼出气回到表面。

youdao

But under intense pressure-whether it's a bodybuilding competition, a kid trapped under a car, or an attacking bear-you just won't feel that pain.

然而，在极度紧张的环境下，不管是健体的比赛，还是孩子在车底陷入困境，或者遭到熊的袭击，你都不会觉得肌肉有多疼。

youdao

Although intellectually I fully accept this, I sometimes seem to experience this void to such an extreme and with such intense psychological pain that it makes me feel almost physically sick.

理智上我完全认同这点，然而有时这空虚让我经验到非常极端与强烈的心理痛苦，使我感到几乎身体也病了。

youdao