Reference frame
[计] 参考帧\\n[化] 参考系
🧩 词语组成解析
frame
[frem]
n. 框架;眼镜框;组织;边框;
vt. 陷害;设计;表达;使适合（某一特殊用途）;
adj. 有木架的，有构架的;
🗣️ 情景例句
Can I have your attention, please?
请大家听我说。
Could you tell me where is the ticket office?
你能不能告诉我售票处在哪里？
No, more, about 130 years ago. Most of the slave owners were rich farmers who lived in the south. They wanted to keep their slaves.
不，还要早，大约130年前。大多数奴隶主都是住在南方的富有的农场主。他们想保留自己的奴隶。