C. d.
[医] 对角径
🧩 词语组成解析
[医] 接触; 接触人, 以, 用, 和, 居里(放射性强度单位), 卡
🗣️ 情景例句
It's nice to see you again.
再次见到你，真是太好了。
We'd like to clear up some points connected with the technical part of the contract.
我们希望搞清楚有关合同中技术方面的几个问题。
Walt invented the steam engine.
瓦特发明了蒸汽机。