形迹

tā xíng jì kě yí

他形迹可疑。

There was something furtive about his behaviour.

wǒ fā xiàn liǎng gè nián qīng rén xíng jì kě yí

我发现两个年轻人形迹可疑。

I saw two youths acting suspiciously.

yīng gāi shí kè mì qiè zhù yì xíng jì kě yí de rén

应该时刻密切注意形迹可疑的人。

You should always be on the alert for anyone who looks suspicious.

tā men de xíng jì yī diǎn yě kàn bù jiàn le

他们的形迹一点也看不见了。

No sign of them can be seen.

bù bì jū nì yú xíng jì

不必拘泥于形迹。

We don't have to obey manners.