Since assuming office, I have held firmly to three values.

上任后，我仍旧坚守三个信念。

youdao

Since assuming office, gays have criticised him for forgetting them.

从就职开始，同志就批评他忘记他们。

youdao

Pope Francis has celebrated mass in a Sistine Chapel for the first time since assuming office.

弗朗西斯教皇在西斯廷教堂做了担任教皇来的首次弥撒。

youdao

President Obama banned the use of these techniques shortly after assuming office in January.

VOA: standard.2009.04.20

But the White House and the Congressional Budget Office say that America's national debt will continue to expand for years to come, even assuming that the U.S.economy will begin to recover at the end of this year.

VOA: standard.2009.08.25

But that is the exact opposite of what he has done since assuming office.

FORBES: D'Souza to Obama with Malice

Since assuming office, Mr Maskey has pledged to work for equality for all.

BBC: Alex Maskey was elected to the top council post in June

The ruling essentially gave him unchecked power, protecting from judicial review any decisions he has made since assuming office.

CNN: Q&A: What's behind the latest wave of violence in Egypt?