A westerner might consider a lack of eye contact as a lack o

A westerner might consider a lack of eye contact as a lack o 英语翻译signal consider a lack of eye contact a lack of interest 有一句话 ：A person's lack of eye contact toward a senior person lack是a lack of还是lack of 可数么? lack of 和 a lack of的区别 lack of和a lack of的区别? 【跪求】lack of 和 a lack of的用法, lack of sth 和 a lack of 的区别 lack作名词是be a lack of 还是be lack of lack相关短语的区别,be lack of,be lacking in ,lack sth,a lack of sth You lack a kind of courage. a lack of prespecification什么意思