strait
n
1 [C often pl with sing meaning, esp in proper names 常以复数表示单数意义, 尤用於专有名称]
narrow passage of water connecting two seas or two large areas of water 海峡; (联接两大水域之间的)狭窄水道
the Straits of Gibraltar 直布罗陀海峡
the Magellan Straits 麦哲伦海峡.
2 straits [pl]
trouble; difficulty 困难
be in (dire/desperate/serious) financial straits 陷於(恶劣的[极度的/严重的])财务困境中.
I suggest that we ask users of this machine what they think about it. We can photograph them using it too. Then we can put their comments at the top of the advertisement in big print. We can bring in some humour too. People enjoy reading humorous ads.