针脚: stitch 短语和例子顺着线头找针脚 pick up clues; 针脚很匀。 the stitches are neat
细密: 1.(质地精细仔密) fine; fine and closely woven; close 短语和例子细密的纹理 close [fine] grain; 质地细密 of close texture; 针脚细密 in fine close stitches2.(不疏忽大意; 仔细) meticulous; detailed 短语和例子细密的分析 a detailed ana