Oc
[计] 操作码, 操作控制器
🗣️ 情景例句
The age range is from 6 months to 47 years.
年龄档次从6个月到47岁不等。
It can't be helped.
无能为力。
Because Manhattan Island is made of solid rock, it is safe to build very tall buildings.
曼合顿岛是由坚固的岩石构成的，这使得兴建大厦非常安全。