4 sentences

1. 妈妈正在调制包饺子用的肉馅。

   mā​ma zhèng​zài tiáo​zhì bāo jiǎo​zi yòng de ròu​xiàn.

   Mom is preparing the meat filling for the dumplings.

   Source: Dong Chinese Dictionary

2. 调酒师正在为客人调制一杯特制的鸡尾酒。

   tiáo​jiǔ​shī zhèng​zài wèi kè​rén tiáo​zhì yī bēi tè​zhì de jī​wěi​jiǔ.

   The bartender is mixing a special cocktail for the guest.

   Source: Dong Chinese Dictionary

3. 这种咖喱是由十几种不同的香料调制而成的。

   zhè zhǒng gā​lí shì yóu shí​jǐ zhǒng bù​tóng de xiāng​liào tiáo​zhì ér chéng de.

   This curry is made from more than a dozen different spices.

   Source: Dong Chinese Dictionary

4. 信号必须经过调制才能在信道中传输。

   xìn​hào bì​xū jīng​guò tiáo​zhì cái néng zài xìn​dào zhōng chuán​shū.

   The signal must be modulated before it can be transmitted through the channel.

   Source: Dong Chinese Dictionary