Pentaerythrite tertranitrate
[化] 季戊四醇四硝酸酯
🧩 词语组成解析
[化] 季戊四醇
🗣️ 情景例句
That is fantastic, John!
那太好了， John。
By writing you learn to write.
从写作中学写作。
As the wind freshened there came a sudden squall and the ship made a strange movement, listing to port.
当风力增强时，突然刮来一阵大风，瓦萨号奇怪地摇晃了一下，便向左舷倾斜。