helpful 什么意思?

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helpful什么意思?helpful什么意思?helpful什么意思?形容词adj1.有益的,有利于...的[(+to)]Hehasgivenmeahelpfulsuggestion.他给我提了一项

helpful 什么意思?
helpful 什么意思?

helpful 什么意思?
形容词 adj
1.有益的,有利于...的[(+to)]
He has given me a helpful suggestion.
他给我提了一项有益的建议.
It's always helpful to be well informed.
消息灵通总是有益的.
She has been very helpful to us.
她对我们很有帮助.