Point-source
[医]点源
🧩 词语组成解析
source
[sɔrs]
n. 根源，本源;源头，水源;原因;提供消息的人;
vt. （从…）获得;发起;向…提供消息;寻求（尤指供货）的来源;
vi. 原料来源;起源;寻求来源;寻求生产商（或提供商）;
source(rise)→泉源；源头
🗣️ 情景例句
Oh, I'm so happy, Harry!
噢， 我太高兴了， Harry！
Would you please give us a rough idea of the quantity you require?
请告知你方大概要订多少？
We could see that the path continued on the other side, but we had no idea how we could get across the stream.
我们可以看到小路在深溪对岸继续向前伸展，但却不知如何越过这道深溪。