Word · CEFR C1 · Frequency #6444
prop
支撑；撑住
To support something or keep it from falling
- 1.
To support or shore up something.
支撑或加固某物。
- 2.
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.
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
- 3.
To play rugby in the prop position.
担任支柱位置打橄榄球
- 4.
To position the feet of (a person) while sitting, lying down, or reclining so that the knees are elevated at a higher level.
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。
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
In use
She used a heavy book to prop the door open.
We propped the ladder against the wall before climbing up.
The gardener propped up the young tree with a wooden stake.
Verb forms
base prop · third person props · -ing propping · past propped · past participle propped
规则动词，过去式和过去分词双写 p 再加 -ed。
Connections
Confusing words
Learner notes
Grammar Note
注意：过去式和过去分词为 propped，双写 p。
Usage priority
Collins 词频等级为 2，建议结合例句记忆，而不是只背中文释义。
Learn the forms together
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.