Combination tones
[电] 合音
🧩 词语组成解析
n. 声调；基本音色（tone的复数）
🗣️ 情景例句
He has no consideration for others.
他不顾及别人。
Those goods are available in strong wooden drums of 1,2,5,10 and 20 litres.
这些货物分别装入1、2、5、10、20升的木桶里。
Every day he leaves his home and walks to the lift.
每天他离家后就步行去乘电梯。