1 suitable adj 适合,适宜
be suitable for/to 适合于
be suitable to do sth 适合做某事
Thesefilmsaresuitableforadultsonly.
2 beneficial adj. 有益;受益
benefit n.利益, 好处
vt.有益于, 有利于vi.受益
对……有益 be beneficial to sb/sth =be of benefit to sb/sthA 有益于B A benefit BB从A中受益 B benefit from A为了某人利益 for the benefit of sb =for one’s benefit
12. beneficial
beneficial adj. 有益;受益benefit n.利益, 好处 vt.有益于, 有利于vi.受益 常见短语:be beneficial to… 对什么有益A be ...


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