diffract

 Longman Dictionary of Contemporary English 5++朗文当代英语 5++LDOCE 5++朗文 5++

Related topics: Optics

dif·fract /dɪˈfrækt/ verb [transitive] technical  HPOHPOto bend light or sound waves as they pass around something or through a hole 使〔光或声波〕衍射〔即绕过某物或穿过小孔时发生弯曲〕 → refract —diffraction /dɪˈfrækʃən/ noun [uncountable]→ See Verb table

Examples from the Corpus

diffract• As a result they diffract X-rays diffusely.

dif·fract verbChineseSyllable  

or waves light to bend Corpus as sound

diffract
dif‧fract /dɪˈfrækt/ verb [transitive] technical
to bend light or sound waves as they pass around something or through a hole ⇨ refract
—diffraction /dɪˈfrækʃən/ noun [uncountable]

dif·fractBrE /dɪˈfrækt/ 🔊NAmE /dɪˈfrækt/ 🔊 verbpresent simple - I / you / we / they diffract BrE /dɪˈfrækt/ 🔊 NAmE /dɪˈfrækt/ 🔊present simple - he / she / it diffracts BrE /dɪˈfrækts/ 🔊 NAmE /dɪˈfrækts/ 🔊past simple diffracted BrE /dɪˈfræktɪd/ 🔊 NAmE /dɪˈfræktɪd/ 🔊past participle diffracted BrE /dɪˈfræktɪd/ 🔊 NAmE /dɪˈfræktɪd/ 🔊 -ing form diffracting BrE /dɪˈfræktɪŋ/ 🔊 NAmE /dɪˈfræktɪŋ/ 🔊~ sth (physics 物理) to break up a stream of light into a series of dark and light bands or into the different colours of the spectrum （使光束）衍射▸ dif·frac·tion BrE /dɪˈfrækʃn/ 🔊NAmE /dɪˈfrækʃn/ 🔊 noun [uncountable]