1. While we try to be proactive in preventing security problems, we do not assume they'll never come up. 虽然我们试着提前预防安全问题，我们并没有假定安全问题永远都不会出现。
2. China, being a responsible big country, had adopted the proactive and responsible attitude in the crisis. 中国作为一个负责任的大国，在危机中采取了积极负责的态度。
3. A good sense of teamwork, patience, honesty, responsibility and a strong proactive approach to their work. 良好的团队合作意识，耐心、诚恳、有强烈的责任和积极主动的工作态度。
英英解释
adj.
1. descriptive of any event or stimulus or process that has an effect on events or stimuli or processes
2. (of a policy or person or action) controlling a situation by causing something to happen rather than
