Photoelastometry
光测弹性术
🗣️ 情景例句
It's not necessary to whisper, Harry.
没有必要压低声音说话， Harry。
We would also like to point out that we mainly settle our accounts on a documents-against-acceptance basis.
我们还想指出我们主要以承兑交单方式结帐。
It contained $300 in pennies.
他坚持要店员点清那些硬币后他才离去。