Electiveness
选修制
🗣️ 情景例句
Great.
棒极了。
We shouldn't have any trouble if the traffic isn't to heavy.
如果交通不太拥挤的话，我们不会有什么困难。
deprived of one of the greatest twentieth-century opportunities.
被剥夺了20世纪最优越的机会之一。