Pericenter
近心点; 近中心点
🗣️ 情景例句
He came down with the flu, so he didn't go to work.
他感冒了，所以没去上班。
After Flagstaff, we'll go to San Diego.
到佛拉格斯塔夫之后，我们去圣迭戈吧。
Would you like to try it?
您要试一试吗？