to enter a place briefly and casually
entrer brièvement et de manière décontractée dans un endroit
"We popped into a café for a quick coffee."
"Nous sommes entrés dans un café pour un café rapide."
to expand into the technology sector
to act according to what one has promised or expected
to make contact or offer cooperation to friendly nations
to search or investigate something to find more information
to take initiative or move ahead despite obstacles
to spend only as much money as you earn