sự hiện diện 
presence like: Gegenwart → →
die Gegenwart ☊ 
hiện tại ☊ 
☊ Gegenwart ☊ 现在 ☊ xiàn zài I never feel very comfortable in her presence. ☊ comfortable ☊
identify what, which, etc...: They are trying to identify what is wrong with the present system. ☊ identify ☊
They had long since (= a long time before the present time) moved away. ☊ long ☊
past and present students of the college ☊ past ☊
the present government's policy on education ☊ policy ☊
The present regime has been in power for two years. ☊ power ☊
in the present situation ☊ present ☊
A few brief comments are sufficient for present purposes. ☊ present ☊
You've got to forget the past and start living in the present. ☊ present ☊
the violent times we live in (= the present period of history) ☊ time ☊
It is difficult to find work in the present economic climate. ☊ work ☊