Pentulose
戊酮糖
🗣️ 情景例句
Loosen up! it's not worth getting upset about.
放松点儿！ 不值得为这件事苦恼。
The least said, the soonest mended.
（or Least said， soonest mended） 少说为佳。
and see that nothing particularly alarming is happening to its companions.
并且看到自己的同伴身上没有发生让自己担惊受怕的事。