quword
趣词
Word Origins Dictionary
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
martensite
"A hard and very brittle solid solution of carbon in iron that is the main constituent of hardened steel", Late 19th century: named after Adolf Martens (1850–1914), German metallurgist, + -ite
1
.