Heliotype
n. 胶版, 胶版画
🗣️ 情景例句
We'd all like to believe that we have a bright future ahead of us.
我们都愿意相信我们的前面是一个美好的不未来。
He likes playing ping-pong.
他喜欢去打乒乓球。
so every so often a sample is obtained with a coring bit.
因此时常要用取芯钻头取样。