Neobalgin
硫酸钡盐
🗣️ 情景例句
I had the appointment written on my calendar and was looking forward to the occasion.
我早已把这个约会写在我的日历上而且一直期待着这一时刻。
Have you had breakfast yet?
你吃过早餐了吗？
I always go to work by car.
我总是开车上班。