Picea glauca
[医] 灰绿云杉
🧩 词语组成解析
云杉属
🗣️ 情景例句
I've been thinking about you lately.
我最近一直在想着你。
How long have you been studying English?
你学英语多久了？
It did not take the firefighters long to put out the fire, and they at once started to look for causes of the fire.
消防队员没花多时间就把大火扑灭了，他们马上开始调查火灾发生的原因。