Pentanone
戊酮
🗣️ 情景例句
Oh, Richard,
噢， Richard。
They've met with great favor home and abroad.
这些产品在国内外很受欢迎。
Granted, a snobbery of camping itself, based upon equipment and techniques, already exists,
诚然，露营地本身也存在以露营装备和方式取人的势利现象，