Cation surfactant
[化] 陽離子型表面活性劑; 陽離子劑
?? 詞語組成解析
cation
['k?tai?n]
n. 陽離子;
[化] 表面活性劑\\n[醫(yī)] 表面活性劑, 表面活化劑
??? 情景例句
I'm in the best shape of my life.
我現(xiàn)在身體很好。
How did he get away with cheating?
他是如何考試做弊而未被發(fā)現(xiàn)？
A short while ago, my sister helped me to carry one of my old bookcases up the stairs.
幾分鐘前，我妹妹幫我把一個(gè)舊書櫥抬上了樓。