(adverb) of course; without a doubt; undoubtedly; unquestionably; naturally; obviously; of course!
Definitions (粵典–words.hk)
副詞
當然、必定係,冇咩疑問 of course; certainly; for sure; undoubtedly
佢喺英國讀咗咁多年書,英文梗係講得好㗎啦。
佢喺英国读咗咁多年书,英文梗系讲得好㗎啦。
keoi5 hai2 jing1 gwok3 duk6 zo2 gam3 do1 nin4 syu1, jing1 man2 gang2 hai6 gong2 dak1 hou2 gaa3 laa1. He has studied in Britain for so many years, of course he speaks good English.
佢對你梗係有意思㗎啦。
佢对你梗系有意思㗎啦。
keoi5 deoi3 nei5 gang2 hai6 jau5 ji3 si1 gaa3 laa1. He definitely has feelings for you.
你冇女朋友?梗系唔信啦!……或者有。你唔知啫。
你冇女朋友?梗系唔信啦!……或者有。你唔知啫。
nei5 mou5 neoi5 pang4 jau5? gang2 hai6 m4 seon3 laa1!...... waak6 ze2 jau5. nei5 m4 zi1 ze1. You don't have a girlfriend? Of course I don't believe you! ... Maybe you do have one, but you just don't know it.
佢梗系叻过我啦。
佢梗系叻过我啦。
keoi5 gang2 hai6 lek1 gwo3 ngo5 laa3. He/she is definitely smarter than me.