Bibliometer
吸水性能测定仪
🗣️ 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。
I ate jam for breakfast yesterday.
我昨天早饭吃的是果酱。
Oh ,yes! Here it is!
噢，是的！在这儿啦！