6. 但是如果有人和你對視太久，那么他可能在撒謊

In an attempt to avoid looking shifty-eyed, some liars will purposefully hold their gaze a touch too long, so that it's slightly uncomfortable, according to behavioral analyst and body language expert Lillian Glass.
據行為分析師、肢體語言專家莉蓮?格萊斯稱，為了避免看起來躲躲閃閃的樣子，有些說謊者故意把眼神接觸拖得太久，以至于讓人感到有些不舒服。

They may also stand very still and not blink.
他們可能還會站著一動不動，眼睛也不眨一下。