🧩 词语组成解析
🗣️ 情景例句
Today's exchange rate is 170.8.
今天的兑换率是一百七十点八。
Do you intend to finish before you leave?
你在出去以前要把它做完吗？
Alternatively, if the star were small, the life-supporting planet would have to have a close orbit round it and also provide the perfect conditions for life forms to develop.
反之，如果恒星很小，维持生命的行星就要在离恒星很近的轨道上运行，而且要有极好的条件才能使生命得以发展，