fasten /BrEˈfɑːsn; NAmEˈfæsn/ ► SEE ALLfasten on sb/sthfasten sth on sb/sthfasten on/onto sthfasten sth on/onto sb/sthfasten upfasten sth up fasten upon sth●ˈfasten on sb/sth●ˈfasten sth on sb/sthif your eyes fasten on sb/sth, or you fasten your eyes on sb/sth, you look at them for a long time盯住；把（视线）停留在…上◆All eyes in the room fastened on me. 一屋子的人都盯着我看。◆She fastened her gaze on him. 她久久地凝视着他。[v + prep][v + n/pron + prep]●ˈfasten on/onto sth ( ˈfasten upon sthmore formal) 1.to hold sth firmly握住；抓紧◆The cheetah’s jaw fastened on the gazelle’s throat. 猎豹死死咬住羚羊的喉咙。2.to choose sth and give it all your attention or interest把（注意力或兴趣）集中于；对…锲而不舍◆When she fastens on an idea, there’s no stopping her. 她一旦打定主意，什么也不能阻止她。OBJidea, word, fact[v + prep]●ˈfasten sth on/onto sb/sthto direct feelings such as blame, hope, etc. towards sb把（罪责、希望等）归向◆The blame hasn’t been fastened on anybody yet. 目前尚无人得咎。OBJblame, hopes[v + n/pron + prep]●ˌfasten ˈup●ˌfasten sth ˈup (BrE) to close, or to make sth close, with buttons, etc.（把…）扣紧，系牢◆The dress fastens up at the front. 这条连衣裙是在前面系扣的。◆Fasten your jacket up—it’s getting cold. 把你的夹克衫扣好——天冷了。OBJjacket, coat SYNdo up, do sth up (especially BrE) NOTEFasten and fasten sth can also be used on their own with the same meaning. * fasten 和 fasten sth 单使用也可作此义。[v + adv][v + n/pron + adv][v + adv + n]●ˈfasten upon sth➡fasten on/onto sth