knottier的翻译，读音
英/ˈnɔti:ə/
释义：
a. （指木材）多结节的( knotty的比较级 ); 多节瘤的; 困难的; 棘手的
s. making great mental demands; hard to comprehend or solve or believe
s. used of old persons or old trees; covered with knobs or knots
s. highly complex or intricate and occasionally devious
s. making great mental demands; hard to comprehend or solve or believe
s. used of old persons or old trees; covered with knobs or knots
s. highly complex or intricate and occasionally devious