escalationn.
英 eskə'leɪʃ(ə)n | 美 ,ɛskə'leʃən
中文n. 增加；扩大；逐步上升
词根词源
escalation (n.)1938, derived noun from escalate; the figurative sense is earliest, originally in reference to the battleship arms race among global military powers.
关键词