Concept learning
[计] 概念学习
🧩 词语组成解析
🗣️ 情景例句
We are, too.
我们也很兴奋。
You'll fall, if you don't take care.
你不专心的话，就会跌倒。
All this was comparatively slow until, with the coming of science, the tempo was suddenly raised.
所有这些发展都比较缓慢，而随着科学的到来，增长的速度才突然加快。