Who is the plural
复数───complex
Now, the next point is quite complex.───请注意，下一点非常复杂。
As the world becomes more complex, some things do, of course, standardize and globalize.───随着世界变得日益复杂，某些事物确实理所当然地规范化和全球化了。
The risks can be so complex that banks hire mathematicians to puzzle them out.
这些风险太过复杂，因此银行雇请了数学家来破解它们。
柯林斯例句
Protein molecules compose all the complex working parts of living cells.───活细胞中所有复杂的运行成分都由蛋白质分子构成。
Today's complex buildings require close teamwork between the architect and the builders.───如今的建筑结构复杂，需要建筑师和施工人员密切协作。
I have never had a complex about my height.───我从来没有担心过自己的身高。
In this new book, Harrison brilliantly disentangles complex debates.───在这本新作中，哈里森巧妙地理顺了那些纷繁复杂的争论。
Both of them had the ability to present complex matters lucidly.───两人都具有深入浅出地表述复杂事物的能力。
Air ducts and electrical cables were threaded through the complex structure.───通风管和电缆在这幢结构复杂的建筑物中穿过。
He put over a complex and difficult business deal.───他成功地做了一笔复杂而困难的交易.
This is a complex of new building.───这是新建筑群.