Demarcator
n. 划边界的人；立界物
🗣️ 情景例句
OK, Jane. Start the music.
好 ，Jane。音乐开始。
I'd like to make an appointment with Professor Smith. Would 9:00 tomorrow be all right?
我想和史密斯教授约个会面时间。明天9点行吗？
Only a little.
一点点。