Why Ocean Waves Break Near Shore — Not Farther Out
为什么海浪只在靠近岸边时才破碎？
课文音频
Listen to the full story · 完整逐句/整段音频可在解锁后使用。
您仍可先看下方课文摘要；在阅读器可查看该书试读与权益说明。
课文
从第 4 课起，导读页仅展示部分正文，便于您了解难度与风格。
-
Waves travel across deep water with little change in shape because orbital motion remains smooth and symmetrical.
-
As waves enter shallow water, the seabed slows the lower part of the wave while the top keeps moving forward at nearly the same speed.
Unlock full vocabulary & bilingual guide · 完整课文、逐句音频与全部译文请在解锁学习权益后于阅读器中查看。
Improve faster解锁本课完整体验