It was noted that the video does not show the Zeta breathing, but their breathing does not cause a heaving chest because their lungs work asynchronously, one breathing in while the other exhales.
注意到视频没有显示齐塔人在呼吸，但是他们的呼吸不会造成胸腔的起伏因为他们的肺不同时工作。其中一个吸入的时候另一个呼出。
He put his hand on his chest as if to show sincerity.
他把手放在胸口，显得十分诚恳。
New data show that when bystanders without emergency medical training try CPR using only chest compression, the results can be better than if they also attempt mouth-to-mouth.
最新资料显示，当未经训练的路人仅实施心肺复苏（CPR）的胸腔按压部分，好过人工呼吸。
The results show that bupivacaine and lidocaine in low concentration can be successfully used to induce epidural block in the operation on tho chest and abdomen.
表明低浓度布利混合液硬膜外阻滞适用于胸腹部手术麻醉。
The results show that bupivacaine and lidocaine in low concentration can be successfully used to induce epidural block in the operation on tho chest and abdomen.
表明低浓度布利混合液硬膜外阻滞适用于胸腹部手术麻醉。
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