Scientific theory
科学理论
🧩 词语组成解析
🗣️ 情景例句
about your math teacher or your math homework.
你的数学老师或你的数学作业。
Idleness is the key of beggary.
懒惰出乞丐。
The Native Americans caught and trained them and were then able to use them to carry their goods when they travelled from one camping ground to another.
美洲土著人捕捉野马，加以驯服。