discern
/dɪˈsɜ:n; dɪ`sən/ v[Tn]
see (sth) clearly (with the senses or the mind), esp with an effort 看出, 识别, 辨认（某事物）（尤指需费力）
In the gloom I could only just discern the outline of a building. 在黑暗中我只能依稀分辨出一座建筑物的轮廓来.
One can faintly discern the flavour of lemon. 可以隐约觉得有一点柠檬味.
discern sb's true intentions 弄清某人的真实意图.