windward chord

例句：

1. 1. The ship's sails were tightly furled to the windward chord.
   船帆紧紧地卷到了风向弦。
2. 2.The artist painted a picture with the windward chord as the central focus.
   艺术家画了一幅以风向弦为中心的画。
3. 3. The scientist used the windward chord to measure the speed of the wind.
   科学家用风向弦来测量风速。