Fortunately, in 1972, a law was passed to ban DDT, which saved the bald eagle from total wipeout.
Fortunately, in 1972, a law was passed to ban DDT, which saved the bald eagle from total wipeout.
幸运地是，1972年，美国通过了一项禁止使用DDT的法律，该禁令挽救秃头鹰不至灭绝。
Fortunately, in 1972, a law was passed to ban DDT, which saved the bald eagle from total wipeout.
幸运地是，1972年，美国通过了一项禁止使用DDT的法律，该禁令挽救秃头鹰不至灭绝。