Sanvista
電子色盲治療儀
??? 情景例句
I don't feel alone anymore.
我再也不覺得孤獨了。
Do your children go to school yet?
府上的孩子們已經上學了嗎？
Oxygen is widely used in ship repairs for cutting and joining metal plates or pipes.
在船舶修理過程中，常常使用氧氣切割和焊接金屬板或金屬管。