indeterminate

a. 不明確的、不確定的、含混的

無定期的

學術名詞

• 不確定：數學、高中數學、人體解剖學
• 未定元：數學、高中數學、人體解剖學

英文釋義

1. not precisely determined or established; not fixed or known in advance
2. having a capacity for continuing to grow at the apex
3. of uncertain or ambiguous nature
4. (of a quantity) having no definite value, as an equation that cannot be solved