Root canal treatment
[医] 罗利尔氏疗法(日光治疗外科结核)
🧩 词语组成解析
root
[rut]
n. 根，根源;原因，本质;祖先;[乐]和弦基音;
vt. 使生根;使固定;根源在于;欢呼，喝彩;
vi. 生根;根除;
🗣️ 情景例句
How was your school-board meeting last night?
昨天晚上你们的联合校董会会议开得怎么样？
It's nice meeting you.
很高兴认识你。
What are you doing? he asked.
“你在做什么？”他问道。