铅坠

zhè xiē yú wǎng shì kào qiān zhuì xià chén de

这些渔网是靠铅坠下沉的。

The fishing nets are weighted with lead.

qiān zhuì hé yǎng qì guàn shǐ tā men bù lǚ wéi jiān

铅坠和氧气罐使他们步履维艰。

Lead weights and air cylinders encumbered the divers.