北方冬天常常零下。
In the north it is often below zero in winter.
below zero (esp. temperature)
Every character draws itself, stroke by stroke. Then grab the brush: trace it yourself and hear the word when you finish.
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Chinese words snap together like bricks. Every word below shares a character with this one, so you are already halfway to knowing it.
北方冬天常常零下。
In the north it is often below zero in winter.
外面零下了,多穿点。
It is below zero outside, dress warmly.