dt切向晶体d t: D T, D.T. =Doctor of Theolog ...cut: vt. (cut; cutting) 1.切,割,截,斩 ...crystal: n. 1.结晶,(结)晶体;晶粒;水晶(=rock cr ...at cut crystal: at截面晶体at cut crystal at: 切割晶体下载手机词典可随时随地查词查翻译