1. 這是救生用品。
   This is a life preserver.
2. 看到他在掙扎，我給他扔了一個救生圈過去。
   I threw a life buoy to him when I saw his struggling.
3. 已派也救生艇去援救還在下沉的輪船上的水手們。
   The lifeboat was sent out to rescue the sailors from the sinking ship.
4. 相信它們具有救生的動機可能是錯誤的。
   It may be a mistake to credit dolphins with any motive of life-saving.
5. 立刻放下了救生船救那四個人。
   The lifeboat was launched immediately to rescue the four men.

救的英語翻譯：

生的英語翻譯：