出售只有通过选择施坦威钢琴经销商，波士顿三大垂直尺寸五尺寸是目前可用的。
Sold only through select Steinway dealers, Boston pianos are currently available in three sizes of vertical and five sizes of grand.
施坦威保证充分的贸易值在任何时候购买要升级到斯坦威大钢琴波士顿。
Steinway guarantees full trade-in value for a Boston piano at any time a purchaser wishes to upgrade to a Steinway grand.
波士顿大动作是说把一些最新的改进行动的施坦威。
The Boston grand action is said to incorporate some of the latest refinements of the Steinway action.
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