shāng / chǎng / fēng / yún / biàn / huàn / zhè / jiā / gōng / sī / bì / xū / jí / shí / tiáo / zhěng / zhàn / lüè

商场风云变幻，这家公司必须及时调整战略。

The business world changes rapidly, so this company must adjust its strategy in time.