Harmful substance 是什么意思·怎么读·怎么用

🧩 词语组成解析

harmful ['hɑrmfəl]

adj. 对…有害的;能造成损害的;不利;不良;

harm伤害+ful形容词后缀 → 有害的, 伤害的

substance ['sʌbstəns]

n. 物质，材料;实质，内容;[神]灵;（织品的）质地;

sub下面+st站立+ance表名词→站在下面的东西→物质；本质

Yes, …is here. Please hold a minute.

是，……在这儿。请等一下。

Sorry, sir. But it's our graduation day.

对不起，不过，今天是毕业的日子嘛。

As he had never been there before, he found a great deal to interest him.

由于他从未去过那儿，结果他发现许多有趣的东西。

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