savorless

1. This kind of adhesive has good affinity with soil and concrete, and it is innocuity and savorless, and it can be constructed conveniently and reliably, and the price is low, so it has many incomparable properties that the organic adhesive can't reach.
   这种胶与岩土、混凝土的亲和性好、无毒无味、施工简便可靠，且成本低廉，它具有许多有机胶粘剂无法比拟的优点。

adj

1. lacking taste or flavor or tang
   1. a bland diet
   2. insipid hospital food
   3. flavorless supermarket tomatoes
   4. vapid beer
   5. vapid tea

   Synonym:    blandflatflavorlessflavourlessinsipidsavourlessvapid