1. 揭幕的：unveil /揭开/揭幕/除去...的面纱/显露/除去面纱/ | unveiling /揭幕的/ | unventilated /没有通风设备的/

2. 揭幕：unallocated 未分配的 | unveiling 揭幕 | upgrade 升级

3. 展示：squid 鱿鱼,乌贼 | unveiling 展示 | pickle 腌(食物)

noun

1. the act of beginning something new

e.g. they looked forward to the debut of their new product line

Synonym: introductiondebutfirst appearancelaunchingentry

2. putting on display for the first time

e.g. he attended the unveiling of the statue