Mesial movement
[医] 近中移动
🧩 词语组成解析
a. 中央的, 中间的\\n[医] 正中的, 近中的
🗣️ 情景例句
Challenge, the feeling of accomplishment, and knowing that you have made a contribution.
挑战，成就感和知道自己做出了贡献。
A police dog follows a scent.
一条警犬在追踪着气味。
The firm closed down because there wasn't enough demand for its product.
工厂关门了，因为产品供过于求。