trend 指事物发展总的方向、倾向或趋势。
tendency 指固有或习得的倾向性，强调没有外来的影响或干扰。
current 指向某一方面发展或在确趋向中行动。
参考例句
1. What is your occupation tendency? 你的职业倾向是什么？
2. I have a tendency to rust. 噢。-我有一种生锈的趋势。
3. The tendency for a system by resisting change to remain in a state of equilibrium. 生态系统倾向以抗拒外来变化为原则而维持在一个平衡状态。
英英解释
n.
1. an attitude of mind especially one that favors one alternative over others
2. an inclination to do something
3. a characteristic likelihood of or natural disposition toward a certain condition or character or eff
4. a general direction in which something tends to move
