logwood

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英 { "us": "", "uk": "" }
数据源: ai_enrichment
logwood是一种热带树木,其心材可提取染料,常用于纺织染色和医学领域。

用法要点

名词用法

logwood通常作为不可数名词使用,指代这种树木或其木材,也可指从中提取的染料。

• logwood extract
• logwood dye
• logwood tree

介词搭配

常与介词from连用,表示从logwood中提取物质;与in连用表示在染色过程中的应用。

• dye from logwood
• colored in logwood
• extracted from logwood

语域说明

logwood属于专业词汇,主要在纺织工业、化学染料和传统医学领域使用,日常对话中较少出现。

• industrial use of logwood
• logwood in traditional medicine
• logwood for textile dyeing

基础例句

This fabric was dyed with natural logwood extract.

这块布料是用天然洋苏木提取物染色的。

We learned about logwood in our history class today.

今天我们在历史课上学习了洋苏木的相关知识。

The artisan uses logwood to create beautiful purple hues.

这位工匠使用洋苏木来制作美丽的紫色色调。

高级例句

The chemical analysis confirmed the presence of hematoxylin in the logwood sample.

化学分析证实了洋苏木样本中含有苏木精成分。

Historical records indicate that logwood was a major export commodity during the colonial period.

历史记录表明,洋苏木在殖民时期是主要的出口商品之一。

Our textile factory sources sustainable logwood from certified suppliers in Central America.

我们的纺织厂从中美洲经过认证的供应商处采购可持续的洋苏木原料。

高频搭配

verb

extract fromuse fordye withprocess logwoodharvest logwood

adjective

natural logwoodcommercial logwoodpure logwoodtraditional logwoodimported logwood

noun

logwood treelogwood extractlogwood dyelogwood powderlogwood chips

adverb

commonly extractedtraditionally usedcarefully processedwidely applied

preposition

from logwoodin logwood dyewith logwood extractfor logwood production

phrase

logwood-based dyelogwood harvesting seasonlogwood processing plantlogwood trade history

常见错误

❌ 错误:I bought a logwood from the market.
✓ 正确:I bought some logwood from the market.

logwood作为物质名词通常不可数,应使用some而不是a来修饰。

❌ 错误:This color is made by logwood.
✓ 正确:This color is made from logwood.

表示原料来源时,应使用介词from而不是by,by通常表示制造者或方式。

近义词辨析

hematoxylin

hematoxylin是logwood中提取的具体化学物质(染色剂),而logwood指整个植物或木材。

The logwood tree produces hematoxylin in its heartwood.

dyewood

dyewood是泛指所有可用于染色的木材,而logwood特指洋苏木这种特定树种。

Logwood is one of the most important dyewoods in history.