v.滑( slip的第三人称单数 );滑脱;下降;(健康状况等)变差;
例句:
She slips to the floor and lies there without moving.
她倒在地上,躺在那儿一动也不动.
He slips now and then in his grammar.
他不时地犯语法错误.
This wine slips down easily , ie is pleasant to drink.
这种葡萄酒很好喝.