Erysothiovine
[化] 刺桐硫堿
??? 情景例句
Yes, I have been working in an advertisement company in the last two years.
是的，在過(guò)去兩年里，我一直在一家廣告公司工作。
Why are you walking so far?
你為什么走得這樣快？
'I've just arrived by train,' she said.'I'm coming to see you.
“我剛下火車(chē)，”她說(shuō)，“我這就來(lái)看你。