n. a submerged ridge of rock or coral near the surface of the water
n. one of several strips across a sail that can be taken in or rolled up to lessen the area of the sail that is exposed to the wind
v. lower and bring partially inboard
v. roll up (a portion of a sail) in order to reduce its area
n. 暗礁, 礁, 缩帆
v. 缩(帆)
1. The colorful fish swim around the coral reef.
五彩斑斓的鱼在珊瑚礁周围游动。
2. Divers love exploring the underwater reef.
潜水员喜欢探索水下的礁石。
3. Protecting the reef is important for marine life.
保护珊瑚礁对海洋生物很重要。