Pbb
abbr. 多溴联苯(polybrominated biphenyl)
🗣️ 情景例句
I loved that place when we went on our honeymoon.
当初我们度蜜月时我便很喜欢那个地方。
Can you guess what I was doing this morning?
你能猜到今天上午我在做什么吗?
Most of us have formed an unrealistic picture of life on a desert island.
我们许多人对于荒岛生活有一种不切实际的想法。
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