🧩 词语组成解析
is
[ɪz]
vt.& vi. 是（be的三单形式;
n. 存在;
🗣️ 情景例句
so I can study it.
以便我好好研究。
Adversity leads to prosperity.
逆境迎向昌盛。
It soon became clear that the straight part of the dance changed when the sun's position changed. If the feeding place was toward the sun, the dancer headed straight upward during the straight part of the wagging dance.
情况很快就弄清了，舞蹈的直线部分是随着太阳位置的变化而变化的。