Immortelles
n. 不凋花（指花干后颜色、形状均不变）
🗣️ 情景例句
His excuse sounds unconvincing.
他说的理由好像不可难。
I meet the boy whose aunt is a beautician.
我遇到那个男孩的姑妈是美容师。
The basic features include a crest (the highest point of the wave),
它们的基本特征包括浪峰（波浪的最高点）