书籍 Four Corners 2 - 第 4 单元 B 课

on or toward a lower part of a building, particularly the first floor

楼下, 在底层

used for showing the place where a person or thing comes from

从, 来自于

producing or having a lot of loud and unwanted sound

吵闹的, 嘈杂的

to turn a switch on a device so that it makes less sound, heat, etc.

调低, 减少

feeling confident about something being correct or true

确认的, 确信的

emotionally feeling good

快乐的, 幸福的

at this moment or time

现在, 此刻

used when ending a conversation, or changing, or returning to a subject

无论如何, 总之