Ocean trench
海沟
🧩 词语组成解析
ocean
['oʃən]
n. 洋;海洋;大海;（地球上划分出的）洋;
🗣️ 情景例句
Nothing's as refreshing as ice water on hot day!
在大热天没有什么像冰水那样提神。
If the old dog barks,he gives counsel.
老狗叫，是忠告。
This in turn had an effect on the food supply for wolves.
这样又影响了狼的食物供应。