4 sentences

1. 纤夫正在岸边用力地拉纤。

   qiàn fū zhèng​zài àn​biān yòng​lì de lā​qiān.

   The trackers were pulling the towrope with all their might along the bank.

   Source: Dong Chinese Dictionary

2. 他连最纤小的错误都能发现。

   tā lián zuì xiān xiǎo de cuò​wù dōu néng fā​xiàn.

   He can spot even the tiniest of errors.

   Source: Dong Chinese Dictionary

3. 显微镜下，植物表面的纤毛清晰可见。

   xiǎn​wēi​jìng xià, zhí​wù biǎo​miàn de xiān máo qīng​xī kě​jiàn.

   Under the microscope, the cilia on the plant surface are clearly visible.

   Source: Dong Chinese Dictionary

4. 她有着纤长的睫毛，眼睛看起来很有神。

   tā yǒu zhe xiān cháng de jié​máo, yǎn​jing kàn​qǐ​lai hěn yǒu​shén.

   She has long, slender eyelashes, making her eyes look very bright.

   Source: Dong Chinese Dictionary