Related topics: Chemistry, Daily life
in·sol·u·ble /ɪnˈsɒljəbəl $ ɪnˈsɑːl-/ adjectiveadj 1 an insoluble problem is or seems impossible to solve 〔问题〕(似乎)不能解决的 insoluble conflicts within the department 部门内难以调和的冲突
2. HCDan insoluble substance does not become a liquid when you put it into a liquid 〔物质〕不能溶解的 OPP soluble → dissolve