suggestion是可数名词吗

即可数也不可数。
suggestion|səˈdʒestʃn, American səgˈdʒ-|noun
①Countable(proposal)建议
to put forward or offer or make a suggestion (about [something])（针对某事物）提出建议
there is no suggestion of any illegality没人提出违法指控
②Uncountable(recommendation)提议 at or on [somebody's] suggestion在某人的提议之下 ③Countable(hint)迹象 the merest suggestion of a smile crossed her face她脸上露出一丝不易察觉的微笑

④UncountablePsychology 心理暗示 the power of suggestion暗示的力量

是可数的,有这样的词组嘛：give sb some suggestions
精锐英语。

可数的 复数形式 suggestions

是可数的 advice是不可数的