Grammar Note
注意：过去式和过去分词为 propped，双写 p。
支撑；撑住
先理解核心含义，再看它在真实句子里的用法。
支撑；撑住
To support something or keep it from falling
She used a heavy book to prop the door open.
她用一本厚书把门撑开。
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.
prop
Base
原形
props
3rd person
第三人称单数
propping
-ing
现在分词
propped
Past
过去式
propped
Past participle
过去分词
They prop the ladder against the wall.
他们把梯子靠在墙上。
She propped the door open with a chair.
她用椅子把门撑开了。
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。
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。
The gardener propped up the young tree with a wooden stake.
园丁用木桩撑住小树。
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注意：过去式和过去分词为 propped，双写 p。
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
页面下方列出了常见词形变化。学习时注意它们在句子中的语法位置。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.