n.熔补；铸补
动词tinker的现在分词形式.
Synthetic biology is more than the mere tinkering of biotechnology. 合成生物学不完全等同于基因熔补术，因为后者仅仅移植单个基因。
Even plastic litter, which once threatened to permanently blot the landscape, has proved amenable to molecular tinkering. 即便是塑料垃圾，这种一度威胁着会永久破坏环境的东西，也被证明是可以进行分子级别的熔补的。
