inadequate

非常无能

Strongly lacking the ability to cope.

非常缺乏应对能力。

完全无能

Feeling completely unable to cope.

感觉完全无法应对。

极其无能

Very much lacking the ability to cope.

非常缺乏应对能力。

完全不足

Feeling entirely unable to cope (more formal).

用于强调某事物完全不充足或不够好。

相当无能

Somewhat lacking the ability to cope.

有些缺乏应对能力。

深深地感到无能

Feeling profoundly unable to cope.

深刻地感到无法应对。

Feeling so unable to cope that there is no hope.

性方面无能

Feeling unable to perform or satisfy sexually.

感觉在性方面无法表现或满足对方。

通常感到无能

Feeling unable to cope in most situations.

在大多数情况下感到无法应对。

完全无能

Completely insufficient, used for emphasis.

感觉完全无法应对。

完全不足

Totally and entirely insufficient, with no redeeming qualities.

完全且彻底地不充分，没有任何可取之处。

完全不足

Wholly insufficient, in every way.

完全不充分，在各方面都是。

明显不足

Obviously and without a doubt insufficient.

显而易见、毫无疑问地不充分。

相当不足

To a considerable degree, very insufficient.

在相当大的程度上，非常不充分。

显然不足

Easy to see or understand that it is insufficient.

很容易看出或理解它是不充分的。

简直不足

Used to emphasize that there is no other way to describe it; it is just insufficient.

用于强调没有其他方式可以描述它；它就是不充分。

严重不足

Insufficient in a very significant and important way.

在非常重要和关键的方面不充分。

越来越不足

Becoming more and more insufficient over time.

随着时间的推移，变得越来越不充分。

完全不足

Completely and without qualification insufficient; used for strong emphasis.

完全且毫无保留地不充分；用于强烈强调。

完全不足

Entirely insufficient (more formal than 'totally').

用于强调某事物完全不充足或不够好。

深深地感到无能

Strongly and profoundly insufficient.

深刻地感到无法应对。

严重不足

Extremely and obviously insufficient, in a shocking way.

极端且明显地不充分，程度令人震惊。

So insufficient that there is no hope of improvement.

极其不足

Insufficient to an extent that deserves pity or scorn.

用于强调严重的缺乏或不足。

极其不足的

Used to emphasize how very insufficient something is, expressing sadness or regret.

对于特定目的而言数量不够或质量不佳

明显不足

Very obviously insufficient (formal).

用于描述某事物非常明显地不够或不够好。

出了名的不足

Famous for being insufficient.

因缺乏所需质量或数量而广为人知；不满足目的。

感到无能为力

To have the personal feeling of being unable to cope.

有无法应对的个人感觉。

是无能的

To not have the competence or ability to handle a situation.

不具备处理情况的能力或才干。

似乎无能

To give the impression of being unable to handle a situation.

给人一种无法处理情况的印象。

是无能的

The most common and direct way to state something is insufficient.

不具备处理情况的能力或才干。

似乎无能

Similar to 'appear', used to describe something that gives the impression of being insufficient.

给人一种无法处理情况的印象。

认为某事不足

To have the opinion that something is insufficient.

认为某事物不充分。

证明是不足的

Used when something is shown to be insufficient after being tested or used.

当某物在测试或使用后被证明不充分时使用。

发现某事不足

To discover or realize that something is insufficient, often after experience.

通常在经历后，发现或意识到某事不充分。

显得不足

Used to describe something that seems insufficient.

用于描述某事看起来不充分。

判断某事不足

To form a formal opinion or conclusion that something is insufficient.

形成某事不充分的正式意见或结论。

看起来不足

Used to describe something that has the appearance of being insufficient.

用于描述某物看起来不充分。

将某事视为不足

To consider or think of something in a particular way as being insufficient (more formal).

以特定方式将某事考虑或看作不充分（更正式）。

仍然不足

Indicates that something continues to be insufficient over time.

表示某物随着时间的推移仍然不充分。

变得不足

Indicates a transition into a state of being insufficient.

表示转变为不充分的状态。

认为某事不足

To believe that something is insufficient.

相信某事不充分。

对于…无能为力

Used to specify the demand or challenge that one cannot meet.

用于指明某人无法满足的要求或挑战。

对于…不足

Used to specify the purpose or need that is not being met.

用于指明未被满足的目的或需求。

在…方面不足

Used to specify the activity or skill that is performed poorly.

用于指明表现不佳的活动或技能。