Ertel
[人名] 厄特尔
🗣️ 情景例句
Right!
好的！
The following answer is subject to official confirmation.
以下的答案必须再经过正式确认才有效。
and we know something of the great variety of the sea bed's topography.
而且我们对海底地形的千变万化也有了一定的了解。