oblige/ ə'blaɪʤ /

1.vt.
to oblige sb to do sth (compel) 迫使某人做某事

2.vt.
(do a favour for) 施惠于

3.vi.
(cooperate) 帮忙

to feel obliged to do sth
感到必须得做某事
to be (much) obliged to sb (for sth)
 [frm,o.f.] (由于某事)(非常)感激某人
I would be obliged if...
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