ionic bond
noun [ C ] chemistry specialized ukus
离子键（由正负离子相连而形成的化学键）
a chemical bond in which two ions are joined together because one has a positive charge and the other a negative charge
江苏热线英汉汉英双解词典包含207361条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。