tamarack

例句：

1. 1.The forest was dense with tall trees of various kinds of spruces.
   森林里长满了各种云杉树。
2. 2. The wood from the spruces is highly valued for its strength and durability.
   云杉木因其强度和耐用性而备受珍视。
3. 3.The spruces were harvested by hand to preserve their natural beauty.
   人们手工采摘云杉以保持其自然之美。