The primary advantages of a ketch are that each of the sails is usually somewhat smaller than on a sloop of equivalent size, making sail handling easier.
双桅帆的主要优势在于每一面帆都比同尺寸的单桅帆船上的相应帆尺寸要小一些,使得航行操纵也容易一些。
The market's growing size is making some bankers wonder if phone credit should be traded on a public exchange.
市场规模的不断增长促使一些银行家们开始考虑,手机存款能否在公开的交易所进行交易。
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