🧩 词语组成解析
genus
['dʒi:nəs]
n. （动植物的）属;类;种;型;
siren
['saɪrən]
n. 汽笛;妖冶而危险的女人;危险的诱惑;塞壬（古希腊传说中半人半鸟的女海妖，惯以美妙的歌声引诱水手，使他们的船只或触礁或驶入危险水域）;
🗣️ 情景例句
He appeared ill at ease at the party.
他在宴会上显得很拘谨。
Would you care for a cop of coffee?
要被咖啡吗？
When the instrument is situated at more than 700 miles from the earthquake centre,
如果把这种仪器安装在距震源700多英里远的地方，