Vector function
[计] 向量函数
🧩 词语组成解析
🗣️ 情景例句
You'll be glad to hear that Bill is alive and kicking.
比尔现在精神饱满，你听了一定很高兴。
Would you speak a little louder?
请你说大声一点好吗？
It can take as long as eight days to rig up rope ladders and to establish supply bases before a descent can be made into a very deep cave.
有时需要花费整整8天时间来搭起绳梯，建立供应基地，然后才能到一个很深的洞穴里。