1.Scientists have come up with answers to the age-old question of why eyelashes are the length they are.
come up with提出;想出
Let's fingerprint the canoe, see if we come up with anything.
讓我們提取一下獨木舟上的指紋,看看能不能有什么發現 。
2.The conclusion of head researcher David Hu is that the function of eyelashes is to help protect the eyes from drying out and that the optimal eyelash length for this to happen is one-third as long as the eye is wide.
dry out(使)變干,(使)干涸
The cold winds dry out your skin very quickly.
冷風很快會把你的皮膚吹干 。