helpful.
adj. 有帮助的；有益的；
例句：Sorry I cant be more helpful.
对不起，我帮不上更多的忙。
The dietitian was helpful, making suggestions as to how I could improve my diet.
这位饮食学家很有帮助，就我如何能改善膳食提出了建议。
The catalogue includes helpful information on the different bike models available.
该目录包含所销售的各种型号自行车的有用信息。
From the airport: Don't be tempted by the helpful senors at arrivals, take an authorized taxi.
从机场：不要被出口处帮助你的讲西班牙语的先生所诱惑，打正规的的士。
That'll be most helpful.
那太有帮助了。
That is hardly helpful.
很难说这会有什么帮助。
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