🧩 词语组成解析
n. 窦, 静脉窦, 凹陷处
🗣️ 情景例句
Especially when it comes to speaking in English and fortunately or unfortunately.
特别是要用英文来演讲，不知是幸运还是不幸。
Do you know the boy whose aunt is an artist?
你知道那男孩的姑妈是艺术家?
How long have you been here?
你在这里多久了？