Effusiometer
[化] 隙透计; 扩散计; 气体扩散计
🗣️ 情景例句
I hope to be able to join the school band.
我想加入学校的乐队。
God defend me from my friends; form my enemy I can defend myself.
防友靠天，防敌靠己。
Perhaps the most extraordinary building of the nineteeth century was the Crystal Palace, which was built in Hyde Park for the Great Exhibition of 1851.
19世纪最不寻常的建筑也许要数水晶宫了，它是为1851年的“世界博览会”而建在海德公园的。