Okay , how about postcoital embraces ?

好吧那事后拥抱怎样?

Early epidemiological studies , however , reported that postcoital douching was no more effective than " rhythm " or " penile withdrawal " methods , which are unreliable .

早期的流行病学调查报道，事后冲洗并不比避开排卵期或体外射精的方式更为有效，然而这些方法都是不可靠的。