In the Aamazon, for example, access to entire regions would depend on the willingness of local crew members and other assistants to enter areas inhabited by relatively powerful Amerindian groups.

例如，在亚马逊河流域，能否进入整个地区，将取决于当地船员和其他助手是否愿意进入实力相对强大的美洲印第安人群体居住的地区。