Sentence examples for complex and troublesome from inspiring English sources

"Illegal immigration is a complex and troublesome issue, and no state alone can fix it," he said.

The scale-up of bubbling fluidized bed reactors to commercial size is a complex and troublesome endeavor.

Due to the empirical nature of the literature, the study of occlusion has been extremely complex and troublesome to both pre- and post-doctoral students.

It shows "how something so complex and so troublesome in the modern world can be understood in terms of some very basic minimalist processes".

For the SNP, that used to mean a local income tax, but on closer inspection, the idea looked like it could become far too complex and politically troublesome.

Sexual reproduction is so ubiquitous that even many biologists rarely make up their mind to ask what is the evolutionary process that gives rise to this complex, troublesome, and risky way of multiplication.

Thirty-two yeafterfter his death, his films (all but a single lost silent picture) are very much with us, and they're inseparable from his complex, often troublesome personality.

Get a dog or have a baby – just don't get a monkey!" Welcome to the world of primate ownership: the legal position is complex, the ethics troublesome, and even the owners themselves have conflicted feelings about keeping monkeys at home.

It has been extremely difficult and troublesome.

The rude and troublesome, "paan spitters", are turned away.

The code prohibits persistent and troublesome smells that cause discomfort.