by boat的用法和樣例：
例句
- This island is accessible only by boat.
這個(gè)小島只能坐小船去。 - They travelled by rail to the coast and thence by boat to America.
他們乘火車(chē)到海岸，再從那里乘船去美國。 - I'll go by boat one way.
我單程坐船去。 - We'll get there somehow, by boat or otherwise.
我們總要設法去那里的，乘船也好，用其他辦法也好。 - They traveled by train to the coast and thenceforth by boat to China.
他們乘火車(chē)到海岸，再從那里乘船到中國。 - Are you going to America by boat or by plane?
你到美國是坐船還是坐飛機？
