1
be slothful
用于描述人的懒惰特质。
He is too slothful to get out of bed before noon.
他太懒惰了，中午之前都起不来床。
懒惰的；怠惰的
先理解核心含义，再看它在真实句子里的用法。
懒惰的；怠惰的
Lazy; idle; tending to sloth.
He is too slothful to get out of bed before noon.
他太懒惰了，中午之前都起不来床。
懒惰的；闲散的；倾向于怠惰的。
Lazy; idle; tending to sloth.
His slothful attitude toward his studies caused him to fail the exam.
他对学习懒惰的态度导致他考试不及格。
The manager was frustrated with the slothful employees who never finished their tasks on time.
经理对那些从不按时完成任务的懒惰员工感到沮丧。
Sloths are famously slothful, spending most of their time hanging upside down and sleeping.
树懒以懒惰著称，大部分时间都倒挂着睡觉。
用于描述人的懒惰特质。
He is too slothful to get out of bed before noon.
他太懒惰了，中午之前都起不来床。
后接名词或动名词，表示在某事上懒惰。
She is slothful about doing her homework.
她懒得做作业。
用于正式或书面语境，表示在职责或任务上懒惰。
They have been slothful in their duties.
他们在职责上一直很懈怠。
Not this
He is a slothful.
Use this
He is slothful.
Slothful 是形容词，不能直接作名词使用。去掉冠词 a，保持形容词作表语。
Not this
He is slothful to do his homework.
Use this
He is too slothful to do his homework.
Slothful 不能直接接不定式表示‘懒得做某事’。需用 too...to... 结构，意为‘太懒惰以至于不做…’。
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