例句與造句

1. A single triangular sail , of strong canvas , was hoisted as a storm - jib , so as to hold the wind from behind . then they waited
   艙面上只留下一張厚布三角帆代替船頭上的大帆，以便利用背后吹來的大風繼續(xù)航行。
2. It's difficult to find triangular sail in a sentence. 用triangular sail造句挺難的