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abbr. 日本商务改善协会（Better Business Bureau）；血脑屏障
🗣️ 情景例句
That's not a hobby, you've just brought your work home with you!
那不是爱好，你只是把工作带回家而已。
She is very fed up about it.
她对此非常不满。
Things are getting better.
情况正在好转。