纯水是中性的，酸碱度为7。Pure water is neutral with a pH of 7.双方已达成协议，在提及对方时使用中性的词语，避免有争议的字眼。Both sides had agreed to use neutral terms in their references to each other, avoiding controversial ones.中子是中性的,比质子略重.Neutron is neutral a...
...the unnecessarily strident tone of the President's remarks...总统发言中不必要的强硬语气He is a strident advocate of nuclear power.他是发展核能的坚定拥护者。She tried to laugh, and the sound was harsh and strident...她想笑，但声音听起来尖锐刺耳。She trie...