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量子光电倍增管
🗣️ 情景例句
Well, there we are.
好了 ，就这样了。
Fish begins to stink at the head.
上梁不正下梁歪。
They had just had enough time to swim out of danger when the boat again completed a circle.
他们刚刚来得及游出危险区，快艇就又转完了一圈。