Optacon
n. 奥普特康盲人电子阅读仪
🗣️ 情景例句
I'm off today.
我今天休假。
Please try to estimate the extent of the damage.
请估计一下受损害的程度吧。
He called out to the children and threw the ball back to the bank.
他大声叫着那些孩子，把球扔回到岸上。