He crept down the bank, watching with all his eyes, slipped into the water, swam three or four strokes and climbed into the skiff that did " yawl" duty at the boat's stern.

他爬下岸边，用眼睛注视着，溜进水里，游了三四下，爬上了在船尾做“摇摆”任务的小艇。