1. 船长问轮机手--一个葡萄牙混血儿，他从一个小舱口探出脑袋和肩膀。
The captain asked the engineer, a portuguese half-caste, whose head and shoulders protrude d from the small hatch
2. 混血轮机手再三要求，让机器停下半个小时，等稍微冷却以后，检修一下水循环系统。那小男孩在试图吹冷食物。
The half-caste engineer begged and pleaded to stop the engine for half an hour in order to cool it and attend to the water circulation.
3. “准备好了吗？”船长问轮机手&一个葡萄牙混血儿，他从一个小舱口探出脑袋和肩膀。
All ready? The captain asked the engineer, a Portuguese half-caste, whose head and shoulders protruded from the small hatch.