late 14c., "weak, unsound" (of things), from Latin infirmus "weak, frail, feeble" (figuratively "superstitious, pusillanimous, inconstant"), from in- "not, opposite of" (see in- (1)) + firmus (see firm (adj.)). Of persons, "not strong, unhealthy," first recorded c. 1600. As a noun from 1711.
中文解释
1. in- "not, opposite of" + firm.2. => not firm, not strong, unhealthy, weak.
实用例句
1. We are here to protect and assist the weak and infirm.
我们来这里保护、帮助年迈体弱者。
来自柯林斯例句
2. care for the elderly and infirm
对年老体弱者的照顾
来自《权威词典》
3. He was over eighty years of age, infirm and totally blind.
他八十多岁了,身体虚弱, 双目失明.
来自《简明英汉词典》
4. His already infirm body was racked by high fever.
他已经很虚弱的身体受着高烧的折磨。
来自辞典例句
5. Let the sails be rags and the sailors infirm and sickly.