成考(高起點(diǎn))英語(yǔ)介詞復(fù)習(xí)資料（四）
成人高考考試網(wǎng)
at minus ten degrees centigrade
攝氏零下10度
Water freezes at 0°centigrade.
水在鑷氏零度結(jié)冰。
Water usually boils at 100°.
水通常在攝氏100 度沸騰。
at zero在零度
at the rate of 45 miles an hour
at full speed全速
at a good price高價(jià)
at a low cost低成本
at a great cost花了很大代價(jià)
at that time在當(dāng)時(shí)
Evaporation takes place at all tempertures.
蒸發(fā)在任何溫度下都能發(fā)生。
at 1000RPM(revolution per minute)
每分鐘1000轉(zhuǎn)
at a high speed高速
The soldiers launched an attack upon the enemy at sunset.
戰(zhàn)士們?cè)谌章鋾r(shí)對(duì)敵人發(fā)起了攻擊。
at daybreak日出時(shí)
The force at the core leading our cause forward is the Chinese Communist Party.
領(lǐng)導(dǎo)我們事業(yè)的核心力量是中國(guó)共產(chǎn)黨。
The atom has a nucleus at its core.
在原子的中心有一個(gè)原子核。
At the beginning of this term the teacher in charge of our class was very strict with us.
這學(xué)期開(kāi)始，我們的班主任老師對(duì)我們要求非常嚴(yán)格。
以及At the first session of the First National People’s congress of the People’s Republic of China.
在中華人民共和國(guó)第一次全國(guó)人民代表大會(huì)第一次會(huì)議上。
常用的at短語(yǔ)有：
at first首先，開(kāi)始時(shí)
at least至少
at all events無(wú)論如何
at home在家，無(wú)拘束
at one stroke一下子
