Bessel function
[计] 贝塞尔函数
🧩 词语组成解析
[计] 贝塞尔
🗣️ 情景例句
You go first.
你先来。
I've had this cough for a week now.
我这样咳嗽已经一周了。
You can't buy them in the shop before eight o'clock.
上午八点之前你在商店里是买不到东西的。