To say "轻一点" in English, you can say "gently" or "lightly". This comes from the English words "gentle" and "light", which mean "not rough or violent" and "having little weight or force" respectively. Here are some example sentences:

Please gently close the door. (请轻轻地关上门。)

Can you lift this box lightly? (能否轻一点抬起这个盒子？)

The wind was gentle, but it still blew the leaves off the trees. (风轻轻地吹着，但还是吹落了树上的叶子。)

She touched his cheek lightly with her fingertips. (她轻轻地用指尖触摸着他的脸颊。)

Note: These translations are just one way to say "轻一点" in English. Depending on the context, there may be other ways to express this idea.