Terms containing if instead of

Subject	English	Chinese
gen.	I want to ask that if a third-country national can apply in China? Can I apply for a nonimmigrant visa here in China instead of returning to my home country?	请问，第三国公民可以在中国申请签证吗？在中国申请非移民签证，而不是回到我的祖国申请？
gen.	if instead of	如果不是…而是…
scient.	If instead of adding an electron, an electron is removed from the shell.	这一壳层如果不是增加一个电子、就是取走一个电子。