adj.<美俚>渐渐松驰的,渐渐不行了的,渐渐变懒的;
v.滑( slip的现在分词 );滑脱;下降;(健康状况等)变差;
例句:
What boots it to repeat how time is slipping underneath our feet?
不断空喊光阴不待人又有何益?
He always did possess the knack of slipping off.
他一向最会把握溜之大吉的技巧.
He began to talk, slipping the words across.
他开始讲话, 轻声把字吐出来.