Alkalis
n. 碱质, 碱金属
🗣️ 情景例句
to see some of my designs that I've been working on?
看我正在设计的一些服装呢？
How do you spend your leisure time?
你怎样打发业余时间？
The man on the motorbike was travelling too fast.
摩托车上的人开得太快。