Superficial; appearing to be so on the surface or concerned only with outward appearance rather than depth.
表面的な謝罪だけでは、信頼は取り戻せないことが多い。
A mere superficial apology often cannot restore trust.
表面的には問題がないように見えるが、内部には課題がある。
On the surface there seems to be no problem, but there are issues internally.
彼の知識は表面的で、深く理解しているとは言えない。
His knowledge is superficial; it can't be said he understands deeply.