Waa
abbr. wartime aircraft activity 战时飞机活动; welded aluminum alloy 焊制铝合金; with added adhesive 具有增强的黏附性
🗣️ 情景例句
Know what I'm saying?
知道我在说什么吗？
Tom's been feeling blue ever since his divorce.
自离婚以来，汤姆一直很忧郁。
I made a mistake.
我弄错了。