9 sentences

1. 他表面上很镇定，实际上非常紧张。

   tā biǎo​miàn shàng hěn zhèn​dìng, shí​jì​shàng fēi​cháng jǐn​zhāng.

   He appears calm on the surface, but in reality, he is very nervous.

   Source: Dong Chinese Dictionary

2. 他表面上很诚实，实际上是个伪君子。

   tā biǎo​miàn shàng hěn chéng​shí, shí​jì​shàng shì gè wěi​jūn​zǐ.

   He appears honest on the surface, but he is actually a hypocrite.

   Source: Dong Chinese Dictionary

3. 他打着改革的旗号，实际上却在谋取私利。

   tā dǎ zhe gǎi​gé de qí​hào, shí​jì​shàng què zài móu​qǔ sī​lì.

   Under the banner of reform, he is actually seeking personal gain.

   Source: Dong Chinese Dictionary

4. 这种行为披着慈善的外衣，实际上是在敛财。

   zhè zhǒng xíng​wéi pī zhe cí​shàn de wài​yī, shí​jì​shàng shì zài liǎn​cái.

   This behavior is done under the guise of charity, but it's actually about amassing wealth.

   Source: Dong Chinese Dictionary

5. 这种商业谈判实际上是一场复杂的心理博弈。

   zhè zhǒng shāng​yè tán​pàn shí​jì​shàng shì yī cháng fù​zá de xīn​lǐ bó​yì.

   This kind of business negotiation is actually a complex psychological game.

   Source: Dong Chinese Dictionary

6. 这种军事演习实际上是在向对手示威。

   zhè zhǒng jūn​shì yǎn​xí shí​jì​shang shì zài xiàng duì​shǒu shì​wēi.

   This military exercise is actually a show of force against the opponent.

   Source: Dong Chinese Dictionary

7. 他表面上很冷静，实际上心里非常着急。

   tā biǎo​miàn shàng hěn lěng​jìng, shí​jì​shang xīn​li fēi​cháng zháo​jí.

   He appears calm on the surface, but in reality, he is very anxious.

   Source: Dong Chinese Dictionary

8. 他表面上客客气气，实际上是在虚与委蛇。

   tā biǎo​miàn​shang kè​kè​qì​qì, shí​jì​shang shì zài xū​yǔ​wēi​yí.

   On the surface he was polite, but in reality, he was just playing along.

   Source: Dong Chinese Dictionary

9. 理论上可行，但实际上很难做到。

   lǐ​lùn shàng kě​xíng, dàn shí​jì​shàng hěn nán zuò​dào.

   It's feasible in theory, but difficult to do in practice.

   Source: Dong Chinese Dictionary