1. 压抑不住的：irreplaceable 不可替代的 | irrepressible 压抑不住的 | irresistible 不可抗拒的

2. 抑制不住的：irrepressibility 镇压不住 | irrepressible 抑制不住的 | irrepressibly 镇压不住地

3. 不可压制的：irrational不明智的 | irrepressible不可压制的 | irrevocable不可挽回的

4. 镇压不住的：irrepressibility 镇压不住 | irrepressible 镇压不住的 | irrepressibly 镇压不住地

1. 精力充沛的;开朗乐观的
An irrepressible person is lively and energetic and never seems to be depressed.

e.g. ...the irrepressible Viv Allen...
精力充沛的维夫·艾伦
e.g. Jon's exuberance was irrepressible.
乔恩朝气蓬勃，精力旺盛。

adj

1. impossible to repress or control

e.g. an irrepressible chatterbox
uncontrollable laughter

Synonym: uncontrollable