Cyclohexanone
n. [化]環己酮
??? 情景例句
A thief has just robbed me. Can you send the police?
一個盜賊搶劫了我，你能替我報警嗎？
Hi.
你好。
For this reason there is no risk to the customer in the practice,
因此，這種做法對儲戶毫無風險。