bush up
up 常与表示“变得茂密”的不及物用法连用；主语多为植物。
The young shrubs will bush up if you prune them lightly.
如果轻剪，这些幼灌木就会长得茂密起来。
丛生；变得茂密（常与 up 连用）
bushing — present participle of bush
给…装衬套；加衬里；为…栽种灌木；用灌木支撑；用灌木耙（地）以覆盖播下的种子；像灌木一样茂密地分枝。；给......装衬套或内衬；加衬里。
To branch thickly or become bushy; often used with up.
像灌木一样茂密地分枝。
To branch thickly in the manner of a bush.
给......装衬套或内衬；加衬里。
To furnish with a bush or lining; to line.
为......设置灌木；用灌木支撑。
To set bushes for; to support with bushes.
用灌木耙在(土地)上覆盖播种的种子；用灌木耙地。
To use a bush harrow on (land), for covering seeds sown; to harrow with a bush.
变得灌木丛生(常与up连用)。
To become bushy (often used with up).
一般现在时
The plant bushes up quickly in spring.
这种植物在春天很快就会变得灌木丛生。
past
We bushed the ground after sowing.
播种后我们用灌木耙耙了地。
现在完成时
The shrubs have bushed out, hiding the window.
灌木已经长得茂密，遮住了窗户。
规则动词；词尾为 -sh，第三人称单数加 -es，过去式和过去分词同为 bushed。
My rosemary plant is bushing up nicely after I trimmed the dead branches.
我修剪掉枯枝后，我的迷迭香植株正在长得茂密起来。
用法提示：bushing up 是 bush up 的现在分词形式，作不及物动词短语，表示“变得茂密”。
The wild roses bushed up along the fence last summer.
去年夏天，野生玫瑰沿着篱笆长得茂密起来。
用法提示：bushed up 是 bush up 的过去式，在这个句子中表示“长得茂密”，主语是复数 roses。
This variety of mint bushes up if you water it regularly.
这种薄荷如果你定期浇水，会长得很茂密。
用法提示：bushes up 是 bush up 的第三人称单数形式，表示“变得茂密”，主语是单数 variety。
up 常与表示“变得茂密”的不及物用法连用；主语多为植物。
The young shrubs will bush up if you prune them lightly.
如果轻剪，这些幼灌木就会长得茂密起来。
表示“给…装衬套/加衬里”，with 后接衬里材料或部件。
The machinist bushed the hole with a bronze sleeve.
机工用青铜衬套给这个孔装了衬套。
宾语通常是土地、田地等；指用灌木耙平整土地，使种子被土覆盖。
After sowing, they bushed the field to cover the seeds.
播种后，他们用灌木耙耙地以覆盖种子。
grammar · medium
易错句子The rose plant is very bush this year.
正确表达The rose plant is very bushy this year.
英语中描述“枝叶茂密、丛生”的状态要用形容词 bushy 作表语；bush 只作动词（如 bush up 表示“变得丛生”），不能放在 be 动词后表示状态，所以系动词后应用 bushy。
grammar · medium
易错句子This shrub bushs quickly in warm weather.
正确表达This shrub bushes quickly in warm weather.
以 -sh、-ch、-s、-x 结尾的动词，第三人称单数要加 -es（bush→bushes），不能只加 -s 写成 bushs。
grammar · medium
易错句子She bushed the crumbs off the table.
正确表达She brushed the crumbs off the table.
brush 意为“刷、掸掉”，而 bush 作动词只表示“丛生、给…装衬套、为…栽种灌木”等；两者拼写只差一个字母但词义不同，表示“掸掉”必须用 brush。
长得茂密；变得丛生
The shrubs have bushed up into a thick hedge.
这些灌木长得茂密，已成了一片厚厚的树篱。
给孔装衬套
The machinist bushed the hole so that a thinner shaft would fit.
技工给这个孔装了衬套，好让更细的轴能装进去。
Choose the next layer that will help you use bushing with more confidence.
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