Ocean floor
出国 Abroad海底,洋底
🧩 词语组成解析
ocean
['oʃən]
n. 洋;海洋;大海;（地球上划分出的）洋;
floor
[flɔr]
n. 地面，地板;楼层;底部;议员席;
vt. 铺地板;击败，打倒;
🗣️ 情景例句
We cannot leave this problem unattended.
这一问题我们不能置之不理。
Put (or Lay or Set) one's shoulder to the wheel.
出一把力。
Is it?
是吗？