spar varnish

例句：

1. 1. The wooden table was painted with a spruce varnish to protect it from the elements.
   这木桌被涂上了松脂漆来保护它免受恶劣天气的影响。
2. 2. The artist used a rosin varnish to give his sculptures a glossy finish.
   艺术家用一种松脂漆给他的雕塑作品上光。
3. 3. The furniture was sealed with a mixture of pine and rosin varnishes for durability.
   家具被涂上了由松脂和松脂混合制成的油漆，以增加其耐用性。