第二，美国要起到带头作用，恐怕也只有美国能起到这种先锋模范作用；

Secondly, the US must take the lead, and I am afraid that only the US can play such a vanguard and exemplary role;

youdao

第二，美国要起到带头作用，恐怕也只有美国能起到这种先锋模范作用；

Secondly, the US must take the lead, and I am afraid that only the US can play such a vanguard and exemplary role;

youdao