Diseases of the heart and arteries end many seafaring careers early - and are the number one killer of seafarers while at sea.
心脏和动脉疾病过早地结束了许多人的航海生涯，而且也是海员们的头号杀手。
Diseases of the heart and arteries end many seafaring careers early - and are the number one killer of seafarers while at sea.
心脏和动脉疾病过早地结束了许多人的航海生涯，而且也是海员们的头号杀手。
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