Paleosalinity
古盐度
🗣️ 情景例句
But your L C must reach us 30 days before delivery.
但交货前30天，我们必须要收到你们的信用证。
From across the room, David cast a glance at his brother.
隔着房间，大卫瞥了一下弟弟。
At the moment, he's reading an interesting book.
此刻，他正在看一本有趣的书。