under

underとは　意味・定義・例文

Preposition 前置詞

1. directly below

～の下に, ～の下で

under water
under ground
They lay down under the shade of a tree.

2. now being doing or done

～している最中で

The dam is now under construction.

3. less, lower, or smaller than

～以下で, ～未満で

children under five years old