It abuts the Tropic of Cancer, constituted the Polynesia archipelago north vanguard.它紧靠北回归线, 构成了波利尼西亚群岛的北方前锋.In a way they played a vanguard role.在某种意义上说,他们起了先锋的作用.In alliance first 7 apex big vanguard's 4 in the At...
它的喷嘴抹了某种润滑油。Its nozzle was smeared with some kind of lubricant.天气冷时齿轮润滑油可能凝结而形成凹槽.Gear lubricants may congeal and channel in cold weather.这个月我们需要更多润滑油.We shall require more lubrication oil this month....