Pointolite
点光源
🗣️ 情景例句
We have four people in the family, my parents, my elder brother and I.
我家有 4 口人，我的父母，我的哥哥和我。
Would you take this coat to the cleaner's?
你可以把这件外套送到洗衣店吗？
I like writing to my penfriend, but it takes a lot of time.
我喜欢给笔友写信，但那很花时间。