Collins Chinese Dictionary Plus (3rd edition), 2011:
不仅(僅) bùjǐn 副
1
(=不止) not just
- 这(這)不仅(僅)是学(學)校的问(問)题(題)。 Zhè bùjǐn shì xuéxiào de wèntí. This is not just the school's problem.
2
(=不但) not only
- 这(這)地毯不仅(僅)质(質)量好,而且价(價)格便宜。 Zhè dìtǎn bùjǐn zhìliàng hǎo, érqiě jiàgé piányi. Not only is the carpet good quality, it's also cheap.