undersurface

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英 { "us": "", "uk": "" }
数据源: ai_enrichment
undersurface 指物体的下面或底面,尤其常用于描述水面下的部分,是一个相对正式的名词。

用法要点

介词搭配

undersurface 常与介词 of 连用,表示某物的底面或下面部分,如 the undersurface of the table(桌子的底面)。

• the undersurface of the wing
• the undersurface of the rock
• the undersurface of the water

语域说明

undersurface 是一个相对正式或技术性的词汇,多用于学术、工程或科学语境,日常口语中更常用 bottom 或 underside。

• undersurface inspection in engineering
• undersurface analysis in marine biology
• undersurface corrosion in materials science

句型结构

undersurface 通常作为名词使用,在句子中作主语、宾语或介词宾语,描述具体物体的下部区域。

• The undersurface is smooth.
• Check the undersurface for damage.
• Paint the undersurface carefully.

基础例句

The undersurface of the table is scratched from moving it.

桌子的底面因为移动而被刮花了。

We need to clean the undersurface of the boat before sailing.

我们需要在航行前清洁船的底面。

Check the undersurface of the car for any leaks.

检查汽车的底面是否有任何泄漏。

The undersurface of the leaf is lighter in color.

叶子的底面颜色较浅。

高级例句

The study focused on the undersurface corrosion of marine structures.

这项研究专注于海洋结构物的底面腐蚀问题。

Engineers inspected the undersurface of the aircraft wing for fatigue cracks.

工程师检查了飞机机翼的底面是否存在疲劳裂纹。

The report analyzes the undersurface temperature variations in deep-sea environments.

该报告分析了深海环境中底面温度的变化。

Regular maintenance of the pipeline undersurface is crucial for safety compliance.

定期维护管道的底面对于安全合规至关重要。

高频搭配

verb

inspectexaminecleanpaintprotect

adjective

smoothroughcorrodedwetdark

noun

wingboattablerockleaf

adverb

carefullythoroughlyregularlycompletely

preposition

ofonunderbeneath

phrase

the undersurface of the waterundersurface areaundersurface treatment

常见错误

❌ 错误:The undersurface is under the water.
✓ 正确:The undersurface is below the water.

undersurface 本身已表示“下面”,与 under 重复;应使用 below 表示位置关系,更符合英语习惯。

❌ 错误:I saw a fish on the undersurface.
✓ 正确:I saw a fish near the undersurface.

on 表示接触表面,但 undersurface 常指一个区域或部分,用 near 更准确描述接近水下的位置。

近义词辨析

underside

underside 更通用,指任何物体的下面,常用于日常语境;undersurface 更正式,强调表面特性,多用于技术或科学领域。

The underside of the car is dirty. (日常) vs. The undersurface of the hull requires anti-fouling paint. (技术)

bottom

bottom 指最下部或基础部分,范围更广;undersurface 特指某个表面或区域的下面,更具体。

The bottom of the ocean is deep. (整体底部) vs. The undersurface of the ship is inspected for damage. (具体表面)