Lightlike vector
[化] 类光矢量
🧩 词语组成解析
[化] 类光; 类光的
🗣️ 情景例句
His studies advanced steadily.
他的学业不断进步。
When I get sleepy,I'll probably get ready for bed.
当我磕睡时，我将上床。
A policeman approached Jimmy and told him he ought to have gone along a side street as Jumbo was holding up the traffic.
一个警察走过来告诉吉米，他应该走一条小路，因为江泊阻碍了交通。