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abbr. 日本商务改善协会（Better Business Bureau）；血脑屏障
🗣️ 情景例句
Have you had dinner yet?
你吃晚饭了吗？
The falling out of lovers is the renewing of love.
情人越吵越亲密。
I didn't know she could swim. Who taught her?
我不知道她会游泳。谁教她的？