Fall back
公共 Public后退, 退却\\n[计] 回落
📖 牛津释义
fall back
move or turn back; retreat 後退; 撤退; 退却
The enemy fell back as our troops advanced. 我军前进, 敌军後退. fall back on sb/sth (be able to) go to sb for support or use sth when in difficulty 有困难时（能）求助於某人, 依靠某事物
At least we can fall back on candles if the electricity fails. 停电时我们至少可以使用蜡烛.
She's completely homeless at least I have my parents to fall back on. 她是真正无家可归--我至少有父母可依靠.
🧩 词语组成解析
fall
[fɔl]
v. 落下;跌倒;减少;沦陷;
n. 落下;瀑布;秋天;减少;
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
🗣️ 情景例句
Her enthusiasm died away.
她的热情逐渐消失了。
That fellow never pays his bills on time.
那个男人从没按时付过账。
Shivering in their wet clothes, the teenagers looked on while three men dived repeatedly into the water to locate the dish.
那些孩子们穿着湿衣服哆嗦，看着3个工人轮潜入水中以确定盘子的位置。