预约成功
doubtless
副词: doubtlessly
adj.无疑的;确定的
adv.无疑地;确定地;很可能地
例句：用作形容词 (adj.)
That she was angry is doubtless.
她生气是无疑的。
We shall produce such kind of engine, which is doubtless.
我们将生产这种发动机，这是肯定无疑的。
用作副词 (adv.)
John will doubtless come early as he always does.
约翰无疑会像平时一样很早就来。
They will doubtless produce no shortage of promises.
无疑他们将许下完美的承诺。
