groundbreaking

大学 FREQ #22509

a. 开创性的, 突破性的

发音

CA /ˈɡɹaʊndˌbɹeɪkɪŋ/
其它
US /ˈɡɹaʊndˌbɹeɪkɪŋ/
UK /ˈɡɹaʊndˌbɹeɪkɪŋ/
AU /ˈɡɹæɔndˌbɹæɪkɪŋ/
NZ /ˈɡɹæʊndˌbɹæɪkəŋ/

词形变化

groundbreakings 复数 groundbreakings more groundbreaking 比较级 most groundbreaking 最高级

教材释义与例句

名词

动工

形容词

开创性的

释义与例句

n.
  1. 1.

    The point at which construction begins, by digging into the ground.

    可数 不可数
  2. 2.

    A ceremony to mark the beginning of construction.

    可数 不可数
adj.
  1. 1.

    Innovative; new, different; doing something that has never been done before.

    The latest model includes several groundbreaking features and improvements.

词汇关系

名词

上位词 4

start beginning ceremony commencement
形容词

同义词 2

innovative innovational

近义相关 1

original

词源

From ground + breaking, in reference to the practice of breaking ground at the beginning of a new building or construction.

来源：wiktionary