Bellwethers
系铃的公羊( bellwether的名词复数 )；前导；领导者；群众的首领
🗣️ 情景例句
Harry, I'd love to,
Harry，我确实想去，
One barking dog sets all street a-barking.
一狗吠声响，狗吠满街坊。
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，