He now called a varrable quantity a fluent and its rate of change , the fluxion.他现在把变量叫做流,变量的变化率叫做流数.Generally bite in the ankle, start to bend a knee, oppress blood vessel, reduce blood fluxion.一般咬伤在脚踝, 将膝盖屈起, 压迫血管, 减少血...
Helicopters fly in appalling weather to succour shipwrecked mariners.直升机在恶劣的天气条件下起飞前去援救遇难的船员。The shipwrecked couple were rescued by two fishermen.遭遇海难的那对夫妻被两名渔夫救起。He was shipwrecked after visiting the island.他在到那个岛上观光后就遭...