How do you pronounce 改用?

Q: How do you pronounce 改用? A: goi2 jung6, e.g.

改用 (goi2 jung6) — meaning, pronunciation, examples

改用 (goi2 jung6, gǎi yòng) — to change over to; to switch to; to use (sth different)

改天換地 (goi2 tin1 wun6 dei6) — to transform heaven and earth; to change the world; to remake nature
改弦更張 (goi2 jin4 gang1 zoeng1) — to make a fresh start; to start a total reform; to change policy
改換 (goi2 wun6) — to change; to swap; to exchange
改簿 (goi2 bou2) — to mark homework
改良品種 (goi2 loeng4 ban2 zung2) — the improved variety; the improved cultivars
改變主意 (goi2 bin3 zyu2 ji3) — to change one's mind