查询词典 upon

We must have something to fall back upon：我们总得有点可以依靠的东西

They were forced to fall back on the second line of defence. 他们被迫退守第二道防线. | We must have something to fall back upon. 我们总得有点可以依靠的东西. | fall behind落后,跟不上:

fall back on/upon: to resort to：(转而)依靠,求助于

e. g. We can't afford to fall behind our competitors in using new technology. 我... | .fall back on/upon: to resort to (转而)依靠,求助于 | e. g. When I lost my job I was glad I had my savings to fall ba...

one has nothing to fear when he has something to fall back upon：有恃无恐

有目共睹:to be obvious to all, as clear as day | 有恃无恐:one has nothing to fear when he has something to fall back upon | 玩火自焚:he who plays with fire will get burned

fall prey to：成为牺牲品,成为......的猎物

excessive permissiveness 放任 | fall prey to 成为牺牲品,成为......的猎物 | father upon 强加于

fall under：被归入

fall together 结合起来 | fall under 被归入 | fall upon 开始行动

fall under：受到(影响等),被归入

fall tube 排水管, 放出管. | fall under 受到(影响等), 被归入. | fall upon 开始行动, 进攻.

fall upon dark days：遭到不幸,倒霉

48bring ... into court控告,起诉 | 49fall upon dark days遭到不幸,倒霉 | 50stick by sb.继续支持,忠于(尤指在困难时刻)

fall upon dark days：遭到不幸

bring ...into court 控告 | fall upon dark days 遭到不幸 | stick by sb 继续支持

fall upon：开始行动

fall under 被归入 | fall upon 开始行动 | fall 秋天

fall upon：开始行动; 进攻开始行动; 进攻

fall under 受到; 被归入 | fall upon 开始行动; 进攻开始行动; 进攻 | fallacious 谬误的; 虚妄的; 靠不住的 (形)

air ventilator：通风管

air purifier 空气滤清剂 | air ventilator 通风管 | air-bleed 空气分泄器

sound motion picture, talkie：有声电影

silent cinema, silent films 无声电影 | sound motion picture, talkie 有声电影 | cinemascope, CinemaScope 西涅玛斯科普型立体声宽银幕电影,变 形镜头式宽银幕电影