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abbr. 日本商务改善协会（Better Business Bureau）；血脑屏障
🗣️ 情景例句
This DJ is really good.
这个DJ真棒！
The fork is dirty, Would you bring me a clean one, please?
这叉子是脏的，请你拿个干净的给我。
I'm trying to find the name of a famous person.
我在设法找到一位著名人物的名字。