?substance [sbstns]，讀音為/sbstns/，是一個名詞，指物質(zhì)、實(shí)質(zhì)、本質(zhì)或重要性。它也可以用作形容詞，表示“實(shí)質(zhì)性的”、“重要的”。

用法：

1. 作為名詞：

（1）指物質(zhì)：Substance is anything that has mass and occupies space.（物質(zhì)是任何具有質(zhì)量和占據(jù)空間的東西。）

（2）指實(shí)質(zhì)、本質(zhì)：The substance of his argument was that we need to take action now.（他的論點(diǎn)的實(shí)質(zhì)是我們現(xiàn)在需要采取行動。）

（3）指重要性：The substance of the matter is that we cannot afford to ignore this problem.（問題的重要性在于我們不能忽視這個問題。）

2. 作為形容詞：

（1）實(shí)質(zhì)性的：The substance of the report was based on solid evidence. （報告的實(shí)質(zhì)是基于可靠的證據(jù)。）

（2）重要的：We need to focus on the substance of the issue rather than getting caught up in minor details. （我們需要關(guān)注問題的本質(zhì)，而不是陷入細(xì)枝末節(jié)。）

例句：

1. The doctor prescribed a medication to help with the patient's substance abuse problem.

醫(yī)生開了一種藥物來幫助病人解決濫用藥物的問題。

2. The book explores the philosophical question of what constitutes the substance of human existence.

這本書探討了哲學(xué)問題，即人類存在的實(shí)質(zhì)是什么。

3. The substance of the meeting was to discuss the company's financial situation.

的實(shí)質(zhì)是討論公司的財務(wù)狀況。

4. The substance of her argument was that we need to prioritize our goals.

她的論點(diǎn)的實(shí)質(zhì)是我們需要優(yōu)先考慮我們的目標(biāo)。

5. He may seem like a nice guy, but there is no substance to his words.

他看起來可能是個好人，但他說的話沒有任何實(shí)質(zhì)性內(nèi)容。

同義詞及用法：

1. Material：指物質(zhì)、材料，強(qiáng)調(diào)物理屬性。

2. Essence：指本質(zhì)、精華，強(qiáng)調(diào)最重要或最基本的部分。

3. Matter：指事情、問題、物質(zhì)等，強(qiáng)調(diào)其重要性或?qū)嶋H性。

4. Core：指核心、中心，強(qiáng)調(diào)事物最重要的部分。

5. Substance和essence都可以用作不可數(shù)名詞，而material、matter和core可以用作可數(shù)名詞。：

（1）The material used in this project is quality.

（2）The essence of his argument is that we need to act now.

（3）There are many important matters that need to be discussed at the meeting.

（4）The core of the issue is the lack of communication between departments.

「substance」，是一個具有深刻含義的詞匯。它可以指物質(zhì)的本質(zhì)，也可以指某種事物的核心。在我們?nèi)粘Ｉ钪?，我們?jīng)常會用到這個詞，但是很少有人能夠真正理解它的內(nèi)涵。