certainly ['sɝtnli] 词频1 词根: cert

adv. 无疑;当然;确定;肯定;

💡 certain确实的+ly副词后缀，…地 → 确实地，一定地，当然地

"I shall certainly keep a beady eye on his behaviour."

近义：indeed, indubitably, inevitably, infallibly, assuredly, absolutely 反义：hesitatingly, hesitatively, indecisively, arguably, tentatively, wonderingly

help [hɛlp] 词频1 词根: /hʌn/

vt.& vi. 帮助;有助于， 有利于; vt. 治疗;避免;招待（客人）;给…盛（饭、菜）; n. 帮助;助手;补救办法;有用; vi. （在餐桌旁）招待，侍应，作仆人（或店员、服务员等）; int. [呼救语]救命！;

💡 同义词：assist，aid

"He finally agreed, albeit reluctantly, to help us."

近义：assist, assuage, attend, succor, succour, support 反义：leave, neglect, quit, strand, desert, forsake