wax containing crude

例句：

1. 1. The candles are made from paraffin wax.
   这些蜡烛是用石蜡制成的。
2. 2. Beeswax is used in soap making as a softening agent.
   蜂蜡用作肥皂制造中的软化剂。
3. 3. Paraffin wax is commonly used to seal envelopes.
   石蜡通常用于密封信封。