onesie

剑桥词典

US
a piece of clothing for a baby that covers the whole body , sometimes including the arms , legs , and feet , and that fastens between the legs
（婴儿穿的）连身衣

a similar piece of clothing for adults that covers the whole body , including the arms and legs , and sometimes the feet and head . Onesies fasten at the front and are worn when relaxing .
（成人穿的）连身衣 返回 onesie