[jiān duān]
（尖銳的頂端） pointed end; external centre; external point; nib; tip; acme; peak
the point of a javelin
標(biāo)槍的尖端
（發(fā)展得最高的） most advanced; sophisticated; apex; frontier; point
highly sophisticated products
尖端產(chǎn)品
sophisticated technique
尖端技術(shù)
most advanced branches of science; frontiers of science; advanced science; top sciences
尖端科學(xué)