1、initial

開始的;最初的

The initial reaction has been excellent.

初期的反應非常好。

The aim of this initial meeting is to clarify the issues.

本次初步會議的目標是澄清這些問題。

用姓名的首字母簽名于

Would you mind initialing this voucher?

請在憑單上用首字母簽名。

The agreement was initialled in June.

這份協議是6月份草簽的。

(姓名的)首字母

a silver Porsche car with her initials JB on the side.

車身有她姓名縮寫JB的銀色保時捷跑車

2、critical

極重要的;關鍵的

The incident happened at a critical point in the campaign.

該事件發生在競選活動的關鍵時期。

Environmentalists say a critical factor in the city's pollution is its population.

環境保護主義者說造成該城市污染問題的一個關鍵因素是其人口數量。

(局勢)嚴重的，有危險的

The German authorities are considering an airlift if the situation becomes critical.

如果局勢變得危急，德國當局將考慮實施空運。

Its day-to-day finances are in a critical state.

其日常財務狀況十分糟糕。

批評的;挑剔的

His report is highly critical of the trial judge.

他在報告中對主審法官有頗多批評。

a few dozen intellectuals who've been critical of the regime.

幾十名一直批判該政權的知識分子