by的音標(biāo)是/ba?/，意思是“通過；被；在…旁邊；在…身邊；在…旁邊；在…期間；由；在…方面；在…旁邊”。

steam的基本意思是“蒸汽”，也可指“(蒸汽的) 聲音、響聲”，是可數(shù)名詞，其復(fù)數(shù)形式為“steamships”。steam還可用于比喻人，指“沒有生氣，呆板而不動(dòng)感情的人”。

速記技巧是使用縮寫形式代替完整的單詞或形式復(fù)雜的單詞，這樣可以節(jié)省時(shí)間并提高記憶效率。例如，可以用“by”的縮寫形式“b”代替單詞“by”本身，從而更快速地記住單詞。此外，可以使用一些記憶技巧來幫助記憶單詞或短語，例如聯(lián)想記憶法、故事記憶法等。

總的來說，by steam這個(gè)短語的意思是“通過蒸汽”，可以用于描述某種機(jī)器或設(shè)備的工作方式或某種運(yùn)輸方式。在記憶這個(gè)短語時(shí)，可以使用縮寫形式和記憶技巧來提高記憶效率。

Steam的英文詞源：

來源于拉丁語“aqua viva”，意為“生命之水”。

變化形式：steam -> steaming -> 蒸汽的，蒸氣的。

相關(guān)單詞：

1. Steam engine（蒸汽機(jī)）：一種利用蒸汽壓力產(chǎn)生動(dòng)力的機(jī)械設(shè)備，是工業(yè)革命的重要發(fā)明之一。

2. Steam power（蒸汽動(dòng)力）：利用蒸汽壓力產(chǎn)生的動(dòng)力，是早期工業(yè)生產(chǎn)的主要?jiǎng)恿碓础?/p>

3. Steamship（輪船）：利用蒸汽機(jī)作為動(dòng)力的船舶，是現(xiàn)代航運(yùn)業(yè)的重要工具之一。

4. Steam turbine（蒸汽渦輪機(jī)）：一種利用蒸汽壓力推動(dòng)渦輪葉片產(chǎn)生動(dòng)力的機(jī)械設(shè)備，廣泛應(yīng)用于發(fā)電廠和船舶推進(jìn)等領(lǐng)域。

5. Steam boiler（蒸汽鍋爐）：用于產(chǎn)生蒸汽的設(shè)備，是蒸汽機(jī)的重要組件之一。

6. Steam cleaning（蒸汽清洗）：利用蒸汽壓力清洗物體表面污垢的方法，是一種高效、環(huán)保的清潔方式。

7. Steam cooker（蒸汽烹飪器）：一種利用蒸汽壓力進(jìn)行烹飪的設(shè)備，具有節(jié)能、環(huán)保、高效的特點(diǎn)。

8. Steam cloud（蒸汽云）：指水蒸氣在空氣中形成的氣體，通常表示云霧繚繞的景象。

9. Steamroller（壓路機(jī)）：一種利用蒸汽壓力進(jìn)行路面壓實(shí)的機(jī)械設(shè)備，是工程建設(shè)中常用的工具之一。

10. Steam-powered（蒸汽驅(qū)動(dòng)的）：指利用蒸汽壓力作為動(dòng)力的設(shè)備或系統(tǒng)，是一種古老而傳統(tǒng)的動(dòng)力方式。

常用短語：

1. by steam 蒸汽動(dòng)力

2. steam up 蒸汽上升

3. steamroller 碾壓機(jī)

4. steamroller effect 碾壓效應(yīng)

5. steam off the nose 毫不費(fèi)力地成功

6. steam in the eyes 淚眼模糊

7. steam up the windows 霧氣蒙窗

例句：

1. The factory runs by steam power, and the workers are busy all day long.

2. The steam rising from the tea leaves indicates its freshness.

3. The steamroller has a powerful impact on the ground, flattening everything in its path.

4. The government"s policies have had a steamroller effect on the economy.

5. It was a steam off the nose victory for the team, who never gave up until the end.

6. The steam from the shower curtain made her eyes water.

7. The morning fog steamed up the windows of the car as we drove along the road.

英文小作文：

Steam is an important source of energy in modern society, providing power for factories, ships, and even homes. However, steam also has a magical side that we often overlook. When it comes to cooking, steam can help us make delicious food quickly and easily. By using a simple steamer, we can prepare healthy and tasty dishes without frying or baking, reducing the risk of油煙污染 and saving time and energy.

Moreover, steam can also help us maintain the freshness of food, especially when we are short on storage space. By placing food in a steamer and covering it with a lid, we can create a moist and warm environment that preserves the freshness of food for a longer period of time. This is especially useful for storing vegetables and herbs, which can be stored in a refrigerator for several days without losing their flavor or color.

In conclusion, steam is not only a source of energy but also a magical tool for cooking and preserving food. With its various benefits, we should take advantage of it more often to make our meals more delicious and healthy.