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2025-07-20

“prosternum”的英英意思

单词

prosternum

释义

‖ prosternum Entom.|prəʊˈstɜːnəm|
[mod.L., f. pro-² 2 + sternum.]
The sternal, ventral, or under segment of the prothorax of an insect.
1826Kirby & Sp. Entomol. III. xxxv. 544 The sternum or breast-bone of insects consists mostly of three distinct pieces..the first of these pieces, the sternum of the antepectus or prosternum.1833E. Doubleday in Entomol. Mag. I. 474 The prosternum..occupies the lower part of the prothorax.1895Cambr. Nat. Hist. V. 102.