"Gla" is not a commonly used Engpsh word. In Engpsh, to express happiness, we use words such as "happy," "joyful," "depghted," etc.
Example sentences:
"I'm so happy to see you again!"
"The news made her joyful."
"He was depghted with the surprise party."
中文翻译:
"我很高兴再次见到你！"
"这个消息使她兴高采烈。"
"他对惊喜聚会感到高兴。"