Grate a little cheese over the pasta just before serving.
上桌前在意面上现擦一点奶酪丝。
You can grate the lemon zest, but be careful not to reach the white pith.
可以把柠檬皮擦碎,但小心不要擦到里面的白瓤。
"grate"=用擦丝器(grater)擦碎,用于奶酪、胡萝卜、柠檬皮。擦得很细是 "finely grate"。