latch ontosth
—phrasal verbwithlatchverb[IorT]uk/lætʃ/us/lætʃ/
(BECOME CONNECTED)
tobecomeconnectedto something
与…发生联系，与…产生关联
Theantibodiesworkbylatchingontoproteinson thesurfacesof thevirusesandbacteria.抗体通过与病毒和细菌表面的蛋白质结合而发挥作用。
(BECOME INTERESTED)
informal
tobecomeinterestedin anidea,story, oractivity, and tostartto use it
对…产生浓厚的兴趣
Unfortunately thepresshave alreadylatchedonto thestory.遗憾的是报纸已经盯上这件事了。