Subinterval
n. 子区间, 小音程\\n[计] 子区间
🗣️ 情景例句
Come in, please.
请进。
Just a short line to say thanks.
只言片语聊表谢意。
He lands on top of each house and climbs down the chimney into the fireplace.
他降落在每一家的房顶，顺着烟囱爬进壁炉。