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abbr. 日本商务改善协会（Better Business Bureau）；血脑屏障
🗣️ 情景例句
It's not good to eat before going to bed.
在上床前吃太多不好。
What a boring movie it is!
多么无聊的一场电影啊。
You forget that I was a medical student once upon a time.'
你忘了我以前是学医的了。”