5 sentences

1. 燕子衔泥筑巢。

   yàn​zi xián ní zhù​cháo.

   Swallows carry mud in their beaks to build nests.

   Source: Dong Chinese Dictionary

2. 将士们衔枚疾走，趁夜色突袭敌营。

   jiàng​shì men xián méi jí​zǒu, chèn yè​sè tū​xí dí​yíng.

   The soldiers marched silently at night to launch a surprise attack on the enemy camp.

   Source: Dong Chinese Dictionary

3. 这两段铁路紧密相衔。

   zhè liǎng duàn tiě​lù jǐn​mì xiāng xián.

   These two sections of railway are closely connected.

   Source: Dong Chinese Dictionary

4. 他被授予了大校军衔。

   tā bèi shòu​yǔ le dà​xiào jūn xián.

   He was awarded the military rank of Senior Colonel.

   Source: Dong Chinese Dictionary

5. 马口中含着马衔。

   mǎ kǒu zhōng hán zhe mǎ xián.

   The horse had a bit in its mouth.

   Source: Dong Chinese Dictionary