Pentanizer
戊烷馏除器
🗣️ 情景例句
No, I didn't.
没有。
Excuse me to have kept you waiting.
对不起让你就等了。
Debbie is only eleven years old and she hopes to set up a new world record.
黛比只有11岁，她希望创一项新的世界纪录。