1·His direct, often abrasive approach will doubtless ruffle a few feathers.
他那直截了当、常常很粗鲁的方式无疑会激怒一些人。
—— 《柯林斯英汉双解大词典》
2·Viruses and logic bombs can doubtless do great damage under some circumstances.
病毒以及逻辑炸弹无疑会在某些情况下造成巨大损失。
—— 《柯林斯英汉双解大词典》
3·Nature and fertility would have been all-important; they would have worshipped sun gods, water gods, moon gods and doubtless bison gods.
自然和肥沃是最重要的；他们崇拜太阳神、水神、月亮神，无疑还有野牛神。
4·And then they pointed to the empty loom, for they believed the other could doubtless see the cloth.
然后他们指着空的纺织机，因为他们相信别人无疑能看到那织物。
5·It would, in effect, be spending money to reduce its revenue, since the price of oil would doubtless fall if traders had no fear of future shortages.
因为扩大产能实际上是花钱降低它们自己的利润，因为如果世界普遍认为未来石油不会短缺的话，油价无疑会大跌。