Tetramethylurea
[化] 四甲脲
??? 情景例句
I'm eager to hear about the proposed Stone Project in more details.
我想知道有關已提出的“世通計劃”的更多細節。
Make a long story short!
長話短說！
I've been working so hard recently that I haven't had any time for collecting new stamps.
最近我的學習一直很緊張，沒有時間收集新郵票。