Directional solidification
[机] 方向性凝固
🧩 词语组成解析
directional
[[di'rekʃənəl]]
a. 方向的
n. 团结, 凝固, 固体化\\n[化] 凝固
🗣️ 情景例句
If they're as good as the rest of these pictures, it's a deal.
假如它们跟这儿其余的照片一样好的话， 我们的交易就成了。
To speed away
快速离开
'Do not touch the exhibits. Some of them are dangerous!'
“切勿触摸展品，某些展品有危险！”