"le vélo" (masc.) is tranlated 'the bicycle' in English.
"Velo" in French translates to "bicycle" in English.
le pain
(le) bonheur
"le visage" is a French word meaning "the face" in English
le sucre (masc.)le sucre (masc.)
the word 'heart' is translated 'le coeur' in French.
doctor = le médecin
There is no word in French that is "le martin". (Martin is proper name in French as in English, but it does not take an article.) If you meant to ask about "le matin", it means, "the morning".
In French, le thêatre is Drama.
The French simply use the English word--le baseball, with a pronunciation that mimics the English one.
Le Vin means wine
"The star" in the sense of a celebrity is a literal English equivalent of the French phrase le star. The pronunciation of the English loan word will be "luh star" in French.