postpone senilityprevent senescence延缓: delay; postpone; put off衰老: grow old益气强壮,延缓衰老: bracing uthe whole system and strengthening it, delaying senility缓衰退: mild recession延缓: delay; postpone; put off 延缓工作进度 retard the progress of work; 延缓行期 delay the journey; 延缓作出决定 defer making a decision下载手机词典可随时随地查词查翻译