a. 1. Having self-control; reserved; uncommunicative; wholly engrossed in one's self. [ 1913 Webster ]
2. (Mach.) Having all the essential working parts connected by a bedplate or framework, or contained in a case, etc., so that mutual relations of the parts do not depend upon fastening outside of the machine itself. [ 1913 Webster ]
Self-contained steam engine. (a)A steam engine having both bearings for the crank shaft attached to the frame of the engine. (b)A steam engine and boiler combined and fastened together; a portable steam engine. [ 1913 Webster ]
n. A portable device to allow divers to breathe while under water, consisting of one or two tanks of compressed air which are strapped onto the back of the diver, and are connected by tubing to a mouthpiece through which the diver receives the air from the tanks at rate adjustable by a valve; -- called also SCUBA, SCUBA gear, or SCUBA apparatus. [ PJC ]
แสดงได้ทั้งความหมายของคำเดี่ยว และคำผสม ได้อย่างถูกต้อง
เช่น Secretary of State=รัฐมนตรีต่างประเทศของสหรัฐฯ (ในภาพตัวอย่าง),
High school=โรงเรียนมัธยมปลาย