Una corda
[意][音]用柔音踏板(的), 用独弦(的)
🧩 词语组成解析
abbr. 联合国协会（United Nations Association）
🗣️ 情景例句
And take measures to reinforce them. Please set your mind at rest.
并采取措施加固。请放心好了。
It's very warm.
天气很暖和啊。
That's very nice of you.
既然这样，那就多谢了。