Trifocal
a. 三焦距的\\nn. 三焦距透镜, 三焦距眼镜
🗣️ 情景例句
Did you remember your other appointment for today?
还记得今天的另一个约会吗？
One flower makes no garland.
一木不能成林。
They will be trying to keep order.
他们将设法维持秩序。