Pentachord
n. 五弦琴, 五音列
🗣️ 情景例句
Bye-bye. It's all set. I'm going.
再见。都安排好了。我现在就去。
It was eleven o'clock when he finally showed up.
他最后露面时，已经11点钟了。
As there were not enough lifeboats for everybody, 1,500 lives were lost.
由于没有足够的救生艇运载所有乘客，结果，1，500 人丧生。