obsolescence
n[U]
being obsolescent 过时; 废弃; 淘汰
a product with built-in/planned obsolescence, ie deliberately designed by the manufacturer not to last long, so that consumers are encouraged to buy again 内设[计画]淘汰的产品(制造商故意设计成不耐久者, 以期消费者再购买).
He who is ashamed of asking is ashamed of learning.
耻于问者耻于学。
On the occasions when they have pushed to shore an unconscious human being they have much more likely done it out of curiosity or for sport, as in riding the bow waves of a ship.