wilt
verb [ I ] uk/wɪlt/ us/wɪlt/
（植物）枯萎，凋谢；（人）变得萎靡不振
(of a plant) to become weak and begin to bend towards the ground, or (of a person) to become weaker, tired, or less confident
Cut flowers will soon wilt without water. 剪下的花没有水会很快枯萎。
After only an hour's hiking they were beginning to wilt in the heat. 才走了一小时，他们就热得没精打采了。