Diproton
n. [物]双质子
🗣️ 情景例句
Where there's smoke, there's fire.
事出必有因，无风不起浪。
The goods will be packed in wood wool to prevent damage.
货物将用细刨花包装，以防损坏。
Why are there three prices quoted for this part?
这种零件为什么有三种不同的报价？