Lightlike vector
[化] 类光矢量
🧩 词语组成解析
[化] 类光; 类光的
🗣️ 情景例句
When they come out, we'll get it.
一出来， 我们就会拿到手。
Try (your friend) before you trust him.
朋友要经考验，才能取得信任。
They were also quite sure that a cigarette end did not start the fire.
他们还十分肯定火灾也不是由烟头引起的。