n.暗礁；礦脈
n.縮帆部
v.縮帆；卷起
The ship was wrecked on a reef. 這船觸礁失事了。
Our ship was able to haul up just before it hit the submerged reef. 我們的船就在要撞上暗礁的時候停住了。
The captain ordered to reef the sails for docking. 船長下令收帆以靠港。
