Nigrescence
n. 变黑, 黑色
🗣️ 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。
Old birds are not to be caught with shaff.
老谋是不会失算的。
No!We're alone here. We're all by ourselves, said Jim. Isn't that great?
“没有！就我们在这儿。就我们这伙人，”吉姆说，“这不是很好吗？”