伸缩缝

【化】 expansion joint

伸缩的英语翻译：

flex; stretch out and draw back

缝的英语翻译：

seam; sew; slot; stitch
【化】 opening
【医】 crevice; nesis; raphe; rhaphe; seam; sutura; suturae; suturation
suture; suture joints; suturing