在城里还是骑三速自行车比较简单和可靠。
Three speed cycles are simple and reliable to ride around the town.
桉树作为世界上三大速生丰产树种之一，已被人们所公认。
Eucalyptus is one of the three admitted fast growing trees in the world.
当然，最平常的美式速餐之一就是三明治。
Of course, one of the most common quick American meals is a sandwich.
三副：微速前进。现在微速前进。(填写航海日志)。
Third Mate: dead slow ahead. Now engine dead slow ahead. (Write down logbook).
三副：微速前进。现在微速前进。(填写航海日志)。
Third Mate: dead slow ahead. Now engine dead slow ahead. (Write down logbook).
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