牙的英語翻譯：

cuspid; tooth; tooth-like thing; tusk
【醫(yī)】 dens; dent-; dental ivory; dentes; denti-; dento-; odont-; odonto-
teeth; tooth

科的英語翻譯：

a branch of academic study; family; pass a sentence; section
【化】 family
【醫(yī)】 department; family; family systematic
【經(jīng)】 accountant's department; division head; section

線的英語翻譯：

clue; line; string; stringy; thread; tie; verge; wire
【醫(yī)】 line; line Of occlusion; linea; lineae; lineae poplitea; mito-; nemato-
soleal line; strand; thread
【經(jīng)】 line

螢光屏的英語翻譯：

【醫(yī)】 cryptoscope; fluorescent screen; fluoroscope