单词	self-propelled
释义	self-propelled /sɛlfprəˈpɛld / adjective Moving or able to move without external propulsion or agency: a self-propelled weapon... Tactical flexibility was also enhanced by mechanization and the self-propelled gun. Included in the tank groups of close infantry support were regiments of self-propelled artillery that were to follow the attacking tanks and support them with the fire from their cannons. Motor vehicles began to replace the horse in the early 20th century and self-propelled artillery became common during WW II. Derivatives self-propelling adjective ... Work by these artists, in this view, connects back to a premodern world where the image had not yet been fed into the self-propelling, dialectical machinery of aestheticism, critique, and more aestheticism. Constructed in the early 1960s for the U.S. Navy, Alvin is a three-person, self-propelling capsule-like submarine nearly eight meters long. Conservation of mass is trivially satisfied for a self-propelling fish since the water entering the forward control surfaces must equal that leaving at the other side. Rhymes beheld, eld, geld, held, meld, upheld, weld, withheld
随便看	ruinated ruinating ruination ruinatious ruinator ruiner ruineyat ruiniform ruin marble ruin-mound ruinous ruinously ruinousness Ruisdael, Jacob van Ruiz de Alarcón y Mendoza, Juan Rukeyser, Louis Rukeyser, Muriel rukh rulable rule Rule 43 ruleable rule absolute rule-bender rule book

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