敏锐mǐn ruì
keen, sharp, acute断绝duàn jué
to sever, to break off斯文sī wen
refined, educate, cultured新颖xīn yǐng
lit. new bud, fig. new and original施加shī jiā
to exert (effort or pressure)施展shī zhǎn
to use fully, to put to use旋转xuán zhuǎn
to rotate, to revolve, to spin无动于衷wú dòng yú zhōng
aloof, indifferent, unconcerned