变软to go soft
饼干受潮发软了。
The biscuits have gone soft in the damp.
无力to go weak
浑身发软
feel weak all over
累得浑身发软
be so tired as to feel weak all over
吓得两腿发软
so scared one's legs turn to jelly
汉译英翻译词典收录86165条汉英翻译词条，基本涵盖了全部常用中文字词的英语拼写、翻译、音标、读音、用法、例句等，是英语学习的有利工具。