🗣️ 情景例句
You may use a first name if you are asked to (call me …).
如果你得到允许的话，你便可以直呼某人的名字。
Who is this?I don't recognize your voice.
你是谁？我听不出你的声音。
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。