Pericenter
近心点; 近中心点
🗣️ 情景例句
How much notice of cancellation is necessary to get my deposit back?
想把定金拿回来，要提前多长时间通知你才行？
A heavy snow promise a good harvest.
瑞雪兆丰年。
What's Jim doing?
吉姆在干什么？