Reflection coeffecient
[电] 反射系数
🧩 词语组成解析
🗣️ 情景例句
Yes. I have one question about clause 8.
看完了。关于第八条款，我有个疑问。
Troubles never come singly.
祸不单行。
I had come ten miles since leaving the town,
从小镇出来，我走了10英里。