Polyborane
聚硼烷
🗣️ 情景例句
Do you fancy the Back Street Boys?
你喜欢“后街男孩”吗？
There is no rose without a thorn.
玫瑰花没有不长刺的。
They had laboured for three years to produce this floating work of art;
瑞典人辛辛苦苦干了3年才建成这件水上艺术品，