just copy and paste the chinese name at Google translate then you will get the meaning.
this is how my husband (a banana) did it

I assume you understand chinese.
我个人认为名字是由字组成,而不是词. 张学友有意思吗?孙中山有意思吗?
除了个别的字有你要的意思,或好的意思,最重要是顺口.

ya, agree, no specific rules.
my cousin wrote a poem for his daughter, and he taken 2 words from the poem to name his daughter.
to me, my only rules are avoid words that have too many strokes or words that have funny/bad meaning or sound...

which hoi that you mean? many chinese words with same sounds

more stroke, more genius? never heard before.

complex words can learn later, no need hurry
baby boy? 海quite uncommon for name, my primary schoolmate name was 海全 (hoi qun)