气候变化和过度捕捞是我们必须共同应对的双重威胁。
No man, for any considerable period, can wear one face to himself and another to the multitude, without finally getting bewildered as to which may be the true.
江河的水之所以浩浩荡荡,并非只由一个源头流出来;无比珍贵的皮衣,并非只由一只狐狸腋下的毛皮所能制成。