摩擦力随预加张力的增加而增加.Friction increases with increasing pretension.法向力的起源与绳子上的张力的起源相似.The origin of the normal force is similar to the origin of tension in a string.由带特殊张力的桥环双键可以得到规整的乙烯类加成聚合物.Regular vinyl addition polymers ma...
She described his remarks as irresponsible, inflammatory and outrageous.她称他的话不负责任、具煽动性且极端无礼。Many people have an irresponsible attitude towards marriage and relationships.很多人对婚姻与两性关系持一种不负责任的态度。Thick patchy fog and irrespo...