"how big?"; "how old?"; can be used to describe something which is quite big
huge in size; a saying to express a firm attitude in something that one is determined on, somewhat similar to saying "in any event one must…." or "anyhow one must…"
嘅
koi3
indignant
generous
to sigh (with emotion)
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See how to write "幾大" with stroke-by-stroke animation