Fallback circuit
[计] 备份电路
🧩 词语组成解析
fallback
[ˈfɔlˌbæk]
n. 可依靠的东西，退却;回降物;
🗣️ 情景例句
Thanks.
谢谢。
Come in,please.
请进！
so every so often a sample is obtained with a coring bit.
因此时常要用取芯钻头取样。