Kalimetry
碱定量法
🗣️ 情景例句
He had an emergency.
他有紧急事情。
As requested, we now hold this offer open for a further 5 days since 24th April.
按你方要求，我方报价有效期延长5日，从4月24日起。
Did you leave it in water before you washed it?
在洗它之前您是不是把它泡在水里了？