I start unbuttoning her and going down. 我开始解开她的钮扣然后就沉下去了。
I was still chatting when she started unbuttoning her jeans. 她解钮扣时我仍在对她说话。
The utility model belongs to a fastener for the technical field of packaging and banding, in particular a packing button and an unbuttoning tool thereof. 本实用新型属于包装捆扎技术领域用的紧固件,尤其涉及一种打包扣及其解扣工具。