筋的英語翻譯：

muscle; tendon; veins that stand out

膜的英語翻譯：

film; membrane; theca; velamen; velum
【化】 membrane
【醫(yī)】 coat; envelope; film; lemma; membranae membranae; membranae membrane
panniculus; theca; thecae; tunic; tunica; velamen; velamenta
velamentum

間隙的英語翻譯：

clear; clearance; gap; interval; space
【化】 back lash; clearance; gap; play; slack
【醫(yī)】 clearance; diastem; diastema; interspace; space; spatia; spatium