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  1. Home /
  2. Dizionari /
  3. 英汉词典 /
  4. be able to

be able to

/biː ˈeɪbəl tuː/
能够

She will be able to finish the project by Friday.

她能够在周五前完成这个项目。


一般

表示有能力或可能完成某件事,通常用于表达未来或假设的情况。

With more practice, you will be able to speak Chinese fluently.

多加练习,你就能流利地说中文了。

He wasn't able to attend the meeting because he was sick.

他因为生病没能参加会议。

通常用于表达能力或可能性,与“can”类似但更正式,常用于未来时态。

搭配

be able to do something能够做某事be able to afford能够负担得起be able to handle能够应付

同义词

cancouldbe capable of

反义词

be unable tocannotbe incapable of

相关短语

be able to afford短语
能够负担得起
be able to handle短语
能够应付

专业提示

正式与非正式用法

“be able to”比“can”更正式,适合书面语或正式场合。

黄金法则

时态使用

在过去时态中,“be able to”更常用于表示偶然或特殊情况,而“could”更常用于一般能力。

词源

由动词“be”和形容词“able”组成,表示“能够”的能力。

用法说明

“be able to”通常用于正式语境,而“can”更口语化。在过去时态中,“be able to”更常用于表示偶然或特殊情况。

单词拆解

be
是
verb
+
able
有能力的
adjective
+
to
不定式标记
infinitive marker
英汉词典
Esplora altre parole English→Chinese →

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