Raceway
n. 水道, 座圈\\n[电] 槽板
🗣️ 情景例句
she's still alone, without her family.
她仍是孤单单的，找不到家。
In college I majored in history, What was you major?
大学时我主修历史，你主修什么呢？
which is, in fact, much more complicated.
地震波的运动实际比这要复杂得多。