To guarantee the correct initialization for all the classes in the chain, the implementer must manually code the superclass method invocation as shown in Listing 11.
要确保对链中所有类的正确初始化，实现者必须手动编写超类方法调用的代码，如清单 11 所示。
2
There is no guarantee that the RPG program is using a unique key on the CHAIN.
无法保证 RPG 程序正在 CHAIN 上使用一个唯一键。
3
They are the first of their kind in India's capital, supported by a "farm-to-fork" logistics chain, which is supposed to guarantee quality and supply.