prop sth up
指用某物把快要倒下或塌下的东西撑住，使其保持直立。
We propped the broken branch up with a stick.
我们用一根棍子把断掉的树枝撑了起来。
支撑；撑住
propped — past of prop
垫高（某人的脚）；抬高（某人的脚）；拨动螺旋桨启动（发动机）；担任支柱；打支柱；支撑或加固某物。；用手猛拉螺旋桨叶片以手动启动无电启动器的螺旋桨飞机发动机
To support something or keep it from falling
支撑或加固某物。
To support or shore up something.
用手猛拉螺旋桨叶片以手动启动无电启动器的螺旋桨飞机发动机
To manually start the engine of a propeller-driven aircraft with no electric starter by pulling vigorously on one of the propeller blades using the hands, so that the propeller can catch ignition.
担任支柱位置打橄榄球
To play rugby in the prop position.
坐着、躺下或斜倚时将(人的)脚放置,使膝盖抬高到更高的位置。
To position the feet of (a person) while sitting, lying down, or reclining so that the knees are elevated at a higher level.
一般现在时
They prop the ladder against the wall.
他们把梯子靠在墙上。
past
She propped the door open with a chair.
她用椅子把门撑开了。
现在进行时
He is propping the shelf while his friend fixes it.
他正撑着架子，让朋友修理它。
规则动词，过去式和过去分词双写 p 再加 -ed。
She used a heavy book to prop the door open.
她用一本厚书把门撑开。
用法提示：此处 prop 是动词，表示用物体支撑，使门保持打开的状态。
We propped the ladder against the wall before climbing up.
我们把梯子靠在墙上，然后才爬上去。
用法提示：propped 是 prop 的过去式，表示把物体斜靠着支在某个地方。
The gardener propped up the young tree with a wooden stake.
园丁用木桩撑住小树。
用法提示：propped up 是 prop up 的过去式，表示支撑、加固某物，使其不倒。
指用某物把快要倒下或塌下的东西撑住，使其保持直立。
We propped the broken branch up with a stick.
我们用一根棍子把断掉的树枝撑了起来。
表示把物体斜靠在他物上以获得支撑，介词 against 后接支撑物。
He propped his ladder against the wall.
他把梯子靠在墙上。
反身代词作宾语，表示自己撑起身体，介词常用 on 或 with。
She propped herself up on her elbows.
她用双肘撑起身子。
指把双脚抬高搁在某物上，使膝盖抬高。
He propped his feet up on the coffee table.
他把双脚架在茶几上。
grammar · medium
易错句子He propped against the wall to rest.
正确表达He propped himself against the wall to rest.
prop 是及物动词，后面必须接宾语；表示“使自己倚靠”时，英语要用反身代词 himself 作宾语，不能像汉语“靠着墙”那样省略。
grammar · medium
易错句子The government propped the economy during the crisis.
正确表达The government propped up the economy during the crisis.
表示“支撑住抽象事物或局面使其不垮”时，常用短语动词 prop up；少了 up 会显得不自然，prop 单独使用多指具体支撑或需要补语。
grammar · medium
易错句子She propped the ladder on the wall.
正确表达She propped the ladder against the wall.
prop 表示把物体斜靠支撑时，介词用 against（靠着、抵着），不用 on；on 会表示放在表面，不符合“斜靠”的意思。
支撑；撑起；扶持
He propped the shelf up with a couple of bricks.
他用几块砖把架子撑了起来。
把（门、窗）撑开使其保持敞开
She propped the window open with a stick.
她用一根棍子把窗户撑开。
把……靠在……上
He propped his bicycle against the wall.
他把自行车靠在墙上。
撑起身子
She propped herself up on her elbows to look at him.
她用胳膊肘撑起身子看着他。
用枕头把（人）垫高
The nurse propped him up on pillows.
护士用枕头把他垫高。
Choose the next layer that will help you use propped with more confidence.
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