Tdb
abbr. Trade and Development Board 联合国开发委员会
🗣️ 情景例句
She called to say the plane was delayed.
她打电话回来， 告诉我们飞机误点。
I dropped the letter in the mailbox on the corner.
我把信放到角落上的邮箱里。
It's Tree Planting Day. We're going to plant trees in the park along the lake.
明天是植树节。我们要去公园/沿着湖边种树。