to work hard on something for a long period
lange Zeit hart an etwas arbeiten (lange zeit hart an etwas arbeiten)
"She grinded away at her studies to pass the exam."
"Sie arbeitete hart an ihren Studien, um die Prüfung zu bestehen." (sie arbeitete hart an ihren studien um die prufung zu bestehen)
to stop doing something bad or addictive
to have confidence in your own abilities
to dismiss or refuse something with a gesture or comment
At the right or appropriate time.
a person who is very protective or caring, especially within...
feeling slightly unwell or upset