Comperhension
n. 了解
🗣️ 情景例句
That's right.
对了。
She feared the arrival of the bill-collector.
她害怕收帐人来。
We need to find one about 30 centimetres(cm) by 30 cm by 50 cm.
我们需要找一只尺寸大约为30（厘米）X 30（厘米）X 50（厘米）的水箱。