In the past decade Chinese investors have been welcomed with open arms in places where Western colonial powers once misbehaved and their descendants sometimes still arouse suspicion.
过去十年间,在一些西方殖民势力曾经荼毒的地方,那里的人们对中国投资者敞开怀抱,热烈欢迎,而这些殖民者的子孙后代则颇不信任。
in places where 【Western colonial powers once misbehaved and their descendants sometimes still arouse suspicion.】
arouse suspicion引起怀疑
大意,殖民势力曾经在这些地方作恶多端,如今呢,他们的后代在那里的活动有时仍会激起当地人民的怀疑情绪(是不是有什么企图或者不良居心)