🧩 词语组成解析
abbr. 水下爆破（Underwater Demolition）；联合乳品公司（United Dairies）
[地名] [加纳] 达瓦
abbr. 预写式日志（Write-Ahead Logging）
🗣️ 情景例句
It's been great talking to you.
和你谈得真高兴。
I underestimated the cost of the journey.
我对旅行费用估计不足。
and we know something of the great variety of the sea bed's topography.
而且我们对海底地形的千变万化也有了一定的了解。