Oon
abbr. 面向对象的数值计算（object-oriented numerics）
🗣️ 情景例句
we need to put together volunteers
我们需要募集义工
You can ease up.
你就放心好了。
Now he has put an ugly stone head over the gate.
现在他把一个丑陋的石雕头像放在了大门上边，