elongate /'rloygeit US:; fbnget/ vt, vi [VP6A, 2A] make or become long(er) in space. 伸長(zhǎng); 延長(zhǎng)。 elongation /.uloiz'gei/n US:; lybg'gepn/ n [U] making longer; [C] the part (of a line, etc) produced this way. 伸長(zhǎng); 延長(zhǎng); (線等)延長(zhǎng)部分。